Home / 145,071,440.40-217,607,160.60-96,391,444.80

Finding the Fourth Proportional to 145,071,440.40, 217,607,160.60 and 96,391,444.80

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Solution

The fourth proportional to 145,071,440.40, 217,607,160.60 and 96,391,444.80 is: 144,587,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,071,440.40 : 217,607,160.60 = 96,391,444.80 : x
  2. Step 2: Convert to fraction form
    145,071,440.40/217,607,160.60 = 96,391,444.80/x
  3. Step 3: Cross multiply
    145,071,440.40x = 217,607,160.60 × 96,391,444.80
  4. Step 4: Simplify right side
    145,071,440.40x = 20,975,468,609,059,632
  5. Step 5: Solve for x
    x = 20,975,468,609,059,632/145,071,440.40
  6. Step 6: Final answer
    x = 144,587,167.20

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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.