Home / 250,982,882.40-346,364,778.60-139,478,422.95

Finding the Fourth Proportional to 250,982,882.40, 346,364,778.60 and 139,478,422.95

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Solution

The fourth proportional to 250,982,882.40, 346,364,778.60 and 139,478,422.95 is: 192,484,892.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,982,882.40 : 346,364,778.60 = 139,478,422.95 : x
  2. Step 2: Convert to fraction form
    250,982,882.40/346,364,778.60 = 139,478,422.95/x
  3. Step 3: Cross multiply
    250,982,882.40x = 346,364,778.60 × 139,478,422.95
  4. Step 4: Simplify right side
    250,982,882.40x = 48,310,413,084,553,912
  5. Step 5: Solve for x
    x = 48,310,413,084,553,912/250,982,882.40
  6. Step 6: Final answer
    x = 192,484,892.29

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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.