Home / 173,815,984.40-260,723,976.60-87,521,046.80

Finding the Fourth Proportional to 173,815,984.40, 260,723,976.60 and 87,521,046.80

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Solution

The fourth proportional to 173,815,984.40, 260,723,976.60 and 87,521,046.80 is: 131,281,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,815,984.40 : 260,723,976.60 = 87,521,046.80 : x
  2. Step 2: Convert to fraction form
    173,815,984.40/260,723,976.60 = 87,521,046.80/x
  3. Step 3: Cross multiply
    173,815,984.40x = 260,723,976.60 × 87,521,046.80
  4. Step 4: Simplify right side
    173,815,984.40x = 22,818,835,357,890,704
  5. Step 5: Solve for x
    x = 22,818,835,357,890,704/173,815,984.40
  6. Step 6: Final answer
    x = 131,281,570.20

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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.