Home / 325,875,414.60-488,813,121.90-283,785,287.40

Finding the Fourth Proportional to 325,875,414.60, 488,813,121.90 and 283,785,287.40

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Solution

The fourth proportional to 325,875,414.60, 488,813,121.90 and 283,785,287.40 is: 425,677,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,875,414.60 : 488,813,121.90 = 283,785,287.40 : x
  2. Step 2: Convert to fraction form
    325,875,414.60/488,813,121.90 = 283,785,287.40/x
  3. Step 3: Cross multiply
    325,875,414.60x = 488,813,121.90 × 283,785,287.40
  4. Step 4: Simplify right side
    325,875,414.60x = 138,717,972,283,282,720
  5. Step 5: Solve for x
    x = 138,717,972,283,282,720/325,875,414.60
  6. Step 6: Final answer
    x = 425,677,931.10

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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.