Home / 272,387,388.08-408,578,389.55-124,793,082.46

Finding the Fourth Proportional to 272,387,388.08, 408,578,389.55 and 124,793,082.46

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Solution

The fourth proportional to 272,387,388.08, 408,578,389.55 and 124,793,082.46 is: 187,188,390.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,387,388.08 : 408,578,389.55 = 124,793,082.46 : x
  2. Step 2: Convert to fraction form
    272,387,388.08/408,578,389.55 = 124,793,082.46/x
  3. Step 3: Cross multiply
    272,387,388.08x = 408,578,389.55 × 124,793,082.46
  4. Step 4: Simplify right side
    272,387,388.08x = 50,987,756,658,841,888
  5. Step 5: Solve for x
    x = 50,987,756,658,841,888/272,387,388.08
  6. Step 6: Final answer
    x = 187,188,390.10

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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.