Home / 83,820,251.40-125,478,434.70-49,724,046.60

Finding the Fourth Proportional to 83,820,251.40, 125,478,434.70 and 49,724,046.60

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Solution

The fourth proportional to 83,820,251.40, 125,478,434.70 and 49,724,046.60 is: 74,436,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,820,251.40 : 125,478,434.70 = 49,724,046.60 : x
  2. Step 2: Convert to fraction form
    83,820,251.40/125,478,434.70 = 49,724,046.60/x
  3. Step 3: Cross multiply
    83,820,251.40x = 125,478,434.70 × 49,724,046.60
  4. Step 4: Simplify right side
    83,820,251.40x = 6,239,295,534,317,857
  5. Step 5: Solve for x
    x = 6,239,295,534,317,857/83,820,251.40
  6. Step 6: Final answer
    x = 74,436,612.04

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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.