Home / 97,758,565.20-146,720,516.40-40,292,078.40

Finding the Fourth Proportional to 97,758,565.20, 146,720,516.40 and 40,292,078.40

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Solution

The fourth proportional to 97,758,565.20, 146,720,516.40 and 40,292,078.40 is: 60,472,190.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,758,565.20 : 146,720,516.40 = 40,292,078.40 : x
  2. Step 2: Convert to fraction form
    97,758,565.20/146,720,516.40 = 40,292,078.40/x
  3. Step 3: Cross multiply
    97,758,565.20x = 146,720,516.40 × 40,292,078.40
  4. Step 4: Simplify right side
    97,758,565.20x = 5,911,674,549,677,286
  5. Step 5: Solve for x
    x = 5,911,674,549,677,286/97,758,565.20
  6. Step 6: Final answer
    x = 60,472,190.21

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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.