Home / 82,722,793.20-124,084,189.80-50,437,752.45

Finding the Fourth Proportional to 82,722,793.20, 124,084,189.80 and 50,437,752.45

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Solution

The fourth proportional to 82,722,793.20, 124,084,189.80 and 50,437,752.45 is: 75,656,628.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,722,793.20 : 124,084,189.80 = 50,437,752.45 : x
  2. Step 2: Convert to fraction form
    82,722,793.20/124,084,189.80 = 50,437,752.45/x
  3. Step 3: Cross multiply
    82,722,793.20x = 124,084,189.80 × 50,437,752.45
  4. Step 4: Simplify right side
    82,722,793.20x = 6,258,527,648,091,215
  5. Step 5: Solve for x
    x = 6,258,527,648,091,215/82,722,793.20
  6. Step 6: Final answer
    x = 75,656,628.68

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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.