Home / 173,864,864.40-260,828,789.40-87,385,635.60

Finding the Fourth Proportional to 173,864,864.40, 260,828,789.40 and 87,385,635.60

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Solution

The fourth proportional to 173,864,864.40, 260,828,789.40 and 87,385,635.60 is: 131,094,281.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,864,864.40 : 260,828,789.40 = 87,385,635.60 : x
  2. Step 2: Convert to fraction form
    173,864,864.40/260,828,789.40 = 87,385,635.60/x
  3. Step 3: Cross multiply
    173,864,864.40x = 260,828,789.40 × 87,385,635.60
  4. Step 4: Simplify right side
    173,864,864.40x = 22,792,689,544,497,540
  5. Step 5: Solve for x
    x = 22,792,689,544,497,540/173,864,864.40
  6. Step 6: Final answer
    x = 131,094,281.89

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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.