Home / 566,328,849.15-781,573,091.39-343,319,930.18

Finding the Fourth Proportional to 566,328,849.15, 781,573,091.39 and 343,319,930.18

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Solution

The fourth proportional to 566,328,849.15, 781,573,091.39 and 343,319,930.18 is: 473,805,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,328,849.15 : 781,573,091.39 = 343,319,930.18 : x
  2. Step 2: Convert to fraction form
    566,328,849.15/781,573,091.39 = 343,319,930.18/x
  3. Step 3: Cross multiply
    566,328,849.15x = 781,573,091.39 × 343,319,930.18
  4. Step 4: Simplify right side
    566,328,849.15x = 268,329,619,166,581,568
  5. Step 5: Solve for x
    x = 268,329,619,166,581,568/566,328,849.15
  6. Step 6: Final answer
    x = 473,805,315.71

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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.