Home / 97,715,761.20-146,656,310.40-40,249,274.40

Finding the Fourth Proportional to 97,715,761.20, 146,656,310.40 and 40,249,274.40

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Solution

The fourth proportional to 97,715,761.20, 146,656,310.40 and 40,249,274.40 is: 60,407,962.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,715,761.20 : 146,656,310.40 = 40,249,274.40 : x
  2. Step 2: Convert to fraction form
    97,715,761.20/146,656,310.40 = 40,249,274.40/x
  3. Step 3: Cross multiply
    97,715,761.20x = 146,656,310.40 × 40,249,274.40
  4. Step 4: Simplify right side
    97,715,761.20x = 5,902,810,079,781,174
  5. Step 5: Solve for x
    x = 5,902,810,079,781,174/97,715,761.20
  6. Step 6: Final answer
    x = 60,407,962.93

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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.