Home / 15,943,391,998.40-23,915,087,997.60-7,660,281,713.60

Finding the Fourth Proportional to 15,943,391,998.40, 23,915,087,997.60 and 7,660,281,713.60

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Solution

The fourth proportional to 15,943,391,998.40, 23,915,087,997.60 and 7,660,281,713.60 is: 11,490,422,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943,391,998.40 : 23,915,087,997.60 = 7,660,281,713.60 : x
  2. Step 2: Convert to fraction form
    15,943,391,998.40/23,915,087,997.60 = 7,660,281,713.60/x
  3. Step 3: Cross multiply
    15,943,391,998.40x = 23,915,087,997.60 × 7,660,281,713.60
  4. Step 4: Simplify right side
    15,943,391,998.40x = 183,196,311,267,150,102,528
  5. Step 5: Solve for x
    x = 183,196,311,267,150,102,528/15,943,391,998.40
  6. Step 6: Final answer
    x = 11,490,422,570.40

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Double scale
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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.