Home / 767,951,573.76-1,059,382,744.25-466,456,655.39

Finding the Fourth Proportional to 767,951,573.76, 1,059,382,744.25 and 466,456,655.39

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Solution

The fourth proportional to 767,951,573.76, 1,059,382,744.25 and 466,456,655.39 is: 643,473,037.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,951,573.76 : 1,059,382,744.25 = 466,456,655.39 : x
  2. Step 2: Convert to fraction form
    767,951,573.76/1,059,382,744.25 = 466,456,655.39/x
  3. Step 3: Cross multiply
    767,951,573.76x = 1,059,382,744.25 × 466,456,655.39
  4. Step 4: Simplify right side
    767,951,573.76x = 494,156,131,653,105,536
  5. Step 5: Solve for x
    x = 494,156,131,653,105,536/767,951,573.76
  6. Step 6: Final answer
    x = 643,473,037.28

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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.