Home / 408,588,343.83-563,865,523.02-222,959,545.47

Finding the Fourth Proportional to 408,588,343.83, 563,865,523.02 and 222,959,545.47

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Solution

The fourth proportional to 408,588,343.83, 563,865,523.02 and 222,959,545.47 is: 307,691,598.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,588,343.83 : 563,865,523.02 = 222,959,545.47 : x
  2. Step 2: Convert to fraction form
    408,588,343.83/563,865,523.02 = 222,959,545.47/x
  3. Step 3: Cross multiply
    408,588,343.83x = 563,865,523.02 × 222,959,545.47
  4. Step 4: Simplify right side
    408,588,343.83x = 125,719,200,718,743,024
  5. Step 5: Solve for x
    x = 125,719,200,718,743,024/408,588,343.83
  6. Step 6: Final answer
    x = 307,691,598.69

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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.