Home / 108,712,665.60-150,029,686.14-62,310,649.20

Finding the Fourth Proportional to 108,712,665.60, 150,029,686.14 and 62,310,649.20

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Solution

The fourth proportional to 108,712,665.60, 150,029,686.14 and 62,310,649.20 is: 85,992,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,712,665.60 : 150,029,686.14 = 62,310,649.20 : x
  2. Step 2: Convert to fraction form
    108,712,665.60/150,029,686.14 = 62,310,649.20/x
  3. Step 3: Cross multiply
    108,712,665.60x = 150,029,686.14 × 62,310,649.20
  4. Step 4: Simplify right side
    108,712,665.60x = 9,348,447,142,655,642
  5. Step 5: Solve for x
    x = 9,348,447,142,655,642/108,712,665.60
  6. Step 6: Final answer
    x = 85,992,253.90

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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.