Home / 235,264,858.65-324,663,713.18-129,416,000.52

Finding the Fourth Proportional to 235,264,858.65, 324,663,713.18 and 129,416,000.52

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Solution

The fourth proportional to 235,264,858.65, 324,663,713.18 and 129,416,000.52 is: 178,593,095.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,264,858.65 : 324,663,713.18 = 129,416,000.52 : x
  2. Step 2: Convert to fraction form
    235,264,858.65/324,663,713.18 = 129,416,000.52/x
  3. Step 3: Cross multiply
    235,264,858.65x = 324,663,713.18 × 129,416,000.52
  4. Step 4: Simplify right side
    235,264,858.65x = 42,016,679,273,728,008
  5. Step 5: Solve for x
    x = 42,016,679,273,728,008/235,264,858.65
  6. Step 6: Final answer
    x = 178,593,095.10

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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.