Home / 96,777,654.20-144,998,519.70-90,731,036.60

Finding the Fourth Proportional to 96,777,654.20, 144,998,519.70 and 90,731,036.60

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Solution

The fourth proportional to 96,777,654.20, 144,998,519.70 and 90,731,036.60 is: 135,939,087.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,777,654.20 : 144,998,519.70 = 90,731,036.60 : x
  2. Step 2: Convert to fraction form
    96,777,654.20/144,998,519.70 = 90,731,036.60/x
  3. Step 3: Cross multiply
    96,777,654.20x = 144,998,519.70 × 90,731,036.60
  4. Step 4: Simplify right side
    96,777,654.20x = 13,155,865,997,846,520
  5. Step 5: Solve for x
    x = 13,155,865,997,846,520/96,777,654.20
  6. Step 6: Final answer
    x = 135,939,087.45

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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.