Home / 319,002,414.30-478,314,664.65-165,947,406.30

Finding the Fourth Proportional to 319,002,414.30, 478,314,664.65 and 165,947,406.30

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Solution

The fourth proportional to 319,002,414.30, 478,314,664.65 and 165,947,406.30 is: 248,822,812.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,002,414.30 : 478,314,664.65 = 165,947,406.30 : x
  2. Step 2: Convert to fraction form
    319,002,414.30/478,314,664.65 = 165,947,406.30/x
  3. Step 3: Cross multiply
    319,002,414.30x = 478,314,664.65 × 165,947,406.30
  4. Step 4: Simplify right side
    319,002,414.30x = 79,375,077,993,921,792
  5. Step 5: Solve for x
    x = 79,375,077,993,921,792/319,002,414.30
  6. Step 6: Final answer
    x = 248,822,812.73

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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.