Home / 93,393,129.60-139,711,780.80-82,055,721.60

Finding the Fourth Proportional to 93,393,129.60, 139,711,780.80 and 82,055,721.60

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Solution

The fourth proportional to 93,393,129.60, 139,711,780.80 and 82,055,721.60 is: 122,751,545.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,393,129.60 : 139,711,780.80 = 82,055,721.60 : x
  2. Step 2: Convert to fraction form
    93,393,129.60/139,711,780.80 = 82,055,721.60/x
  3. Step 3: Cross multiply
    93,393,129.60x = 139,711,780.80 × 82,055,721.60
  4. Step 4: Simplify right side
    93,393,129.60x = 11,464,150,989,565,026
  5. Step 5: Solve for x
    x = 11,464,150,989,565,026/93,393,129.60
  6. Step 6: Final answer
    x = 122,751,545.42

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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.