Home / 1,225,093,618.80-1,838,357,873.55-448,817,750.10

Finding the Fourth Proportional to 1,225,093,618.80, 1,838,357,873.55 and 448,817,750.10

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Solution

The fourth proportional to 1,225,093,618.80, 1,838,357,873.55 and 448,817,750.10 is: 673,489,464.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,093,618.80 : 1,838,357,873.55 = 448,817,750.10 : x
  2. Step 2: Convert to fraction form
    1,225,093,618.80/1,838,357,873.55 = 448,817,750.10/x
  3. Step 3: Cross multiply
    1,225,093,618.80x = 1,838,357,873.55 × 448,817,750.10
  4. Step 4: Simplify right side
    1,225,093,618.80x = 825,087,644,685,331,328
  5. Step 5: Solve for x
    x = 825,087,644,685,331,328/1,225,093,618.80
  6. Step 6: Final answer
    x = 673,489,464.01

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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.