Home / 108,657,348.20-162,930,035.10-40,464,938.60

Finding the Fourth Proportional to 108,657,348.20, 162,930,035.10 and 40,464,938.60

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Solution

The fourth proportional to 108,657,348.20, 162,930,035.10 and 40,464,938.60 is: 60,676,557.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,657,348.20 : 162,930,035.10 = 40,464,938.60 : x
  2. Step 2: Convert to fraction form
    108,657,348.20/162,930,035.10 = 40,464,938.60/x
  3. Step 3: Cross multiply
    108,657,348.20x = 162,930,035.10 × 40,464,938.60
  4. Step 4: Simplify right side
    108,657,348.20x = 6,592,953,866,417,345
  5. Step 5: Solve for x
    x = 6,592,953,866,417,345/108,657,348.20
  6. Step 6: Final answer
    x = 60,676,557.78

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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.