Home / 228,881,291.97-315,862,169.18-124,465,470.15

Finding the Fourth Proportional to 228,881,291.97, 315,862,169.18 and 124,465,470.15

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Solution

The fourth proportional to 228,881,291.97, 315,862,169.18 and 124,465,470.15 is: 171,765,604.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,881,291.97 : 315,862,169.18 = 124,465,470.15 : x
  2. Step 2: Convert to fraction form
    228,881,291.97/315,862,169.18 = 124,465,470.15/x
  3. Step 3: Cross multiply
    228,881,291.97x = 315,862,169.18 × 124,465,470.15
  4. Step 4: Simplify right side
    228,881,291.97x = 39,313,933,389,587,544
  5. Step 5: Solve for x
    x = 39,313,933,389,587,544/228,881,291.97
  6. Step 6: Final answer
    x = 171,765,604.13

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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.