Home / 108,888,031.20-150,268,885.20-62,486,772.96

Finding the Fourth Proportional to 108,888,031.20, 150,268,885.20 and 62,486,772.96

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Solution

The fourth proportional to 108,888,031.20, 150,268,885.20 and 62,486,772.96 is: 86,233,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,888,031.20 : 150,268,885.20 = 62,486,772.96 : x
  2. Step 2: Convert to fraction form
    108,888,031.20/150,268,885.20 = 62,486,772.96/x
  3. Step 3: Cross multiply
    108,888,031.20x = 150,268,885.20 × 62,486,772.96
  4. Step 4: Simplify right side
    108,888,031.20x = 9,389,817,712,444,704
  5. Step 5: Solve for x
    x = 9,389,817,712,444,704/108,888,031.20
  6. Step 6: Final answer
    x = 86,233,699.05

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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.