Home / 102,400,959.30-141,327,148.88-57,756,095.54

Finding the Fourth Proportional to 102,400,959.30, 141,327,148.88 and 57,756,095.54

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Solution

The fourth proportional to 102,400,959.30, 141,327,148.88 and 57,756,095.54 is: 79,711,209.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,400,959.30 : 141,327,148.88 = 57,756,095.54 : x
  2. Step 2: Convert to fraction form
    102,400,959.30/141,327,148.88 = 57,756,095.54/x
  3. Step 3: Cross multiply
    102,400,959.30x = 141,327,148.88 × 57,756,095.54
  4. Step 4: Simplify right side
    102,400,959.30x = 8,162,504,313,109,084
  5. Step 5: Solve for x
    x = 8,162,504,313,109,084/102,400,959.30
  6. Step 6: Final answer
    x = 79,711,209.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.