Home / 96,775,003.60-145,162,505.40-66,118,901.20

Finding the Fourth Proportional to 96,775,003.60, 145,162,505.40 and 66,118,901.20

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Solution

The fourth proportional to 96,775,003.60, 145,162,505.40 and 66,118,901.20 is: 99,178,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,775,003.60 : 145,162,505.40 = 66,118,901.20 : x
  2. Step 2: Convert to fraction form
    96,775,003.60/145,162,505.40 = 66,118,901.20/x
  3. Step 3: Cross multiply
    96,775,003.60x = 145,162,505.40 × 66,118,901.20
  4. Step 4: Simplify right side
    96,775,003.60x = 9,597,985,352,487,068
  5. Step 5: Solve for x
    x = 9,597,985,352,487,068/96,775,003.60
  6. Step 6: Final answer
    x = 99,178,351.80

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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.