Home / 188,639,279.28-282,958,918.92-52,324,662.76

Finding the Fourth Proportional to 188,639,279.28, 282,958,918.92 and 52,324,662.76

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Solution

The fourth proportional to 188,639,279.28, 282,958,918.92 and 52,324,662.76 is: 78,486,994.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,639,279.28 : 282,958,918.92 = 52,324,662.76 : x
  2. Step 2: Convert to fraction form
    188,639,279.28/282,958,918.92 = 52,324,662.76/x
  3. Step 3: Cross multiply
    188,639,279.28x = 282,958,918.92 × 52,324,662.76
  4. Step 4: Simplify right side
    188,639,279.28x = 14,805,730,007,423,184
  5. Step 5: Solve for x
    x = 14,805,730,007,423,184/188,639,279.28
  6. Step 6: Final answer
    x = 78,486,994.14

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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.