Home / 96,672,000.80-145,008,001.20-55,801,344.80

Finding the Fourth Proportional to 96,672,000.80, 145,008,001.20 and 55,801,344.80

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Solution

The fourth proportional to 96,672,000.80, 145,008,001.20 and 55,801,344.80 is: 83,702,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,672,000.80 : 145,008,001.20 = 55,801,344.80 : x
  2. Step 2: Convert to fraction form
    96,672,000.80/145,008,001.20 = 55,801,344.80/x
  3. Step 3: Cross multiply
    96,672,000.80x = 145,008,001.20 × 55,801,344.80
  4. Step 4: Simplify right side
    96,672,000.80x = 8,091,641,473,720,013
  5. Step 5: Solve for x
    x = 8,091,641,473,720,013/96,672,000.80
  6. Step 6: Final answer
    x = 83,702,017.20

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Similar ratio
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1.5x scale

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.