Home / 239,824,508.40-359,258,465.70-137,468,971.80

Finding the Fourth Proportional to 239,824,508.40, 359,258,465.70 and 137,468,971.80

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Solution

The fourth proportional to 239,824,508.40, 359,258,465.70 and 137,468,971.80 is: 205,929,294.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,824,508.40 : 359,258,465.70 = 137,468,971.80 : x
  2. Step 2: Convert to fraction form
    239,824,508.40/359,258,465.70 = 137,468,971.80/x
  3. Step 3: Cross multiply
    239,824,508.40x = 359,258,465.70 × 137,468,971.80
  4. Step 4: Simplify right side
    239,824,508.40x = 49,386,891,890,224,568
  5. Step 5: Solve for x
    x = 49,386,891,890,224,568/239,824,508.40
  6. Step 6: Final answer
    x = 205,929,294.80

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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.