Home / 747,278,666.10-1,121,024,972.61-229,752,555.66

Finding the Fourth Proportional to 747,278,666.10, 1,121,024,972.61 and 229,752,555.66

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Solution

The fourth proportional to 747,278,666.10, 1,121,024,972.61 and 229,752,555.66 is: 344,661,722.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,278,666.10 : 1,121,024,972.61 = 229,752,555.66 : x
  2. Step 2: Convert to fraction form
    747,278,666.10/1,121,024,972.61 = 229,752,555.66/x
  3. Step 3: Cross multiply
    747,278,666.10x = 1,121,024,972.61 × 229,752,555.66
  4. Step 4: Simplify right side
    747,278,666.10x = 257,558,352,415,828,960
  5. Step 5: Solve for x
    x = 257,558,352,415,828,960/747,278,666.10
  6. Step 6: Final answer
    x = 344,661,722.73

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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.