Home / 96,776,891.60-145,190,998.20-42,166,043.60

Finding the Fourth Proportional to 96,776,891.60, 145,190,998.20 and 42,166,043.60

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Solution

The fourth proportional to 96,776,891.60, 145,190,998.20 and 42,166,043.60 is: 63,260,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,776,891.60 : 145,190,998.20 = 42,166,043.60 : x
  2. Step 2: Convert to fraction form
    96,776,891.60/145,190,998.20 = 42,166,043.60/x
  3. Step 3: Cross multiply
    96,776,891.60x = 145,190,998.20 × 42,166,043.60
  4. Step 4: Simplify right side
    96,776,891.60x = 6,122,129,960,428,721
  5. Step 5: Solve for x
    x = 6,122,129,960,428,721/96,776,891.60
  6. Step 6: Final answer
    x = 63,260,245.90

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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.