Home / 13,519,250,126.50-18,654,098,332.17-7,801,448,616.20

Finding the Fourth Proportional to 13,519,250,126.50, 18,654,098,332.17 and 7,801,448,616.20

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Solution

The fourth proportional to 13,519,250,126.50, 18,654,098,332.17 and 7,801,448,616.20 is: 10,764,575,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,519,250,126.50 : 18,654,098,332.17 = 7,801,448,616.20 : x
  2. Step 2: Convert to fraction form
    13,519,250,126.50/18,654,098,332.17 = 7,801,448,616.20/x
  3. Step 3: Cross multiply
    13,519,250,126.50x = 18,654,098,332.17 × 7,801,448,616.20
  4. Step 4: Simplify right side
    13,519,250,126.50x = 145,528,989,619,873,087,488
  5. Step 5: Solve for x
    x = 145,528,989,619,873,087,488/13,519,250,126.50
  6. Step 6: Final answer
    x = 10,764,575,568.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.