Home / 89,825,458.65-123,959,874.33-49,592,750.55

Finding the Fourth Proportional to 89,825,458.65, 123,959,874.33 and 49,592,750.55

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Solution

The fourth proportional to 89,825,458.65, 123,959,874.33 and 49,592,750.55 is: 68,438,405.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,825,458.65 : 123,959,874.33 = 49,592,750.55 : x
  2. Step 2: Convert to fraction form
    89,825,458.65/123,959,874.33 = 49,592,750.55/x
  3. Step 3: Cross multiply
    89,825,458.65x = 123,959,874.33 × 49,592,750.55
  4. Step 4: Simplify right side
    89,825,458.65x = 6,147,511,125,857,038
  5. Step 5: Solve for x
    x = 6,147,511,125,857,038/89,825,458.65
  6. Step 6: Final answer
    x = 68,438,405.08

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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.