Home / 1,229,095,220.40-1,843,642,830.60-1,087,041,041.10

Finding the Fourth Proportional to 1,229,095,220.40, 1,843,642,830.60 and 1,087,041,041.10

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Solution

The fourth proportional to 1,229,095,220.40, 1,843,642,830.60 and 1,087,041,041.10 is: 1,630,561,561.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,095,220.40 : 1,843,642,830.60 = 1,087,041,041.10 : x
  2. Step 2: Convert to fraction form
    1,229,095,220.40/1,843,642,830.60 = 1,087,041,041.10/x
  3. Step 3: Cross multiply
    1,229,095,220.40x = 1,843,642,830.60 × 1,087,041,041.10
  4. Step 4: Simplify right side
    1,229,095,220.40x = 2,004,115,421,991,974,656
  5. Step 5: Solve for x
    x = 2,004,115,421,991,974,656/1,229,095,220.40
  6. Step 6: Final answer
    x = 1,630,561,561.65

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Half scale
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Double scale
Find fourth proportional to 1,229,095,221.40, 1,843,642,832.10 and 1,087,041,042.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.