Home / 520,714,206,625.02-781,073,942,785.14-162,536,155,314.28

Finding the Fourth Proportional to 520,714,206,625.02, 781,073,942,785.14 and 162,536,155,314.28

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Solution

The fourth proportional to 520,714,206,625.02, 781,073,942,785.14 and 162,536,155,314.28 is: 243,805,054,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,714,206,625.02 : 781,073,942,785.14 = 162,536,155,314.28 : x
  2. Step 2: Convert to fraction form
    520,714,206,625.02/781,073,942,785.14 = 162,536,155,314.28/x
  3. Step 3: Cross multiply
    520,714,206,625.02x = 781,073,942,785.14 × 162,536,155,314.28
  4. Step 4: Simplify right side
    520,714,206,625.02x = 126,952,755,676,462,566,080,512
  5. Step 5: Solve for x
    x = 126,952,755,676,462,566,080,512/520,714,206,625.02
  6. Step 6: Final answer
    x = 243,805,054,790.61

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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.