Home / 108,918,132.30-163,377,198.45-40,751,966.70

Finding the Fourth Proportional to 108,918,132.30, 163,377,198.45 and 40,751,966.70

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Solution

The fourth proportional to 108,918,132.30, 163,377,198.45 and 40,751,966.70 is: 61,127,950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,918,132.30 : 163,377,198.45 = 40,751,966.70 : x
  2. Step 2: Convert to fraction form
    108,918,132.30/163,377,198.45 = 40,751,966.70/x
  3. Step 3: Cross multiply
    108,918,132.30x = 163,377,198.45 × 40,751,966.70
  4. Step 4: Simplify right side
    108,918,132.30x = 6,657,942,150,773,692
  5. Step 5: Solve for x
    x = 6,657,942,150,773,692/108,918,132.30
  6. Step 6: Final answer
    x = 61,127,950.05

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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.