Home / 99,262,889.60-148,894,334.40-73,753,721.60

Finding the Fourth Proportional to 99,262,889.60, 148,894,334.40 and 73,753,721.60

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Solution

The fourth proportional to 99,262,889.60, 148,894,334.40 and 73,753,721.60 is: 110,630,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,262,889.60 : 148,894,334.40 = 73,753,721.60 : x
  2. Step 2: Convert to fraction form
    99,262,889.60/148,894,334.40 = 73,753,721.60/x
  3. Step 3: Cross multiply
    99,262,889.60x = 148,894,334.40 × 73,753,721.60
  4. Step 4: Simplify right side
    99,262,889.60x = 10,981,511,287,154,902
  5. Step 5: Solve for x
    x = 10,981,511,287,154,902/99,262,889.60
  6. Step 6: Final answer
    x = 110,630,582.40

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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.