Home / 97,758,567.70-146,720,520.15-40,292,080.90

Finding the Fourth Proportional to 97,758,567.70, 146,720,520.15 and 40,292,080.90

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Solution

The fourth proportional to 97,758,567.70, 146,720,520.15 and 40,292,080.90 is: 60,472,193.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,758,567.70 : 146,720,520.15 = 40,292,080.90 : x
  2. Step 2: Convert to fraction form
    97,758,567.70/146,720,520.15 = 40,292,080.90/x
  3. Step 3: Cross multiply
    97,758,567.70x = 146,720,520.15 × 40,292,080.90
  4. Step 4: Simplify right side
    97,758,567.70x = 5,911,675,067,573,880
  5. Step 5: Solve for x
    x = 5,911,675,067,573,880/97,758,567.70
  6. Step 6: Final answer
    x = 60,472,193.96

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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.