Home / 447,103,753.78-670,655,472.82-119,570,754.24

Finding the Fourth Proportional to 447,103,753.78, 670,655,472.82 and 119,570,754.24

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Solution

The fourth proportional to 447,103,753.78, 670,655,472.82 and 119,570,754.24 is: 179,356,089.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,103,753.78 : 670,655,472.82 = 119,570,754.24 : x
  2. Step 2: Convert to fraction form
    447,103,753.78/670,655,472.82 = 119,570,754.24/x
  3. Step 3: Cross multiply
    447,103,753.78x = 670,655,472.82 × 119,570,754.24
  4. Step 4: Simplify right side
    447,103,753.78x = 80,190,780,719,360,272
  5. Step 5: Solve for x
    x = 80,190,780,719,360,272/447,103,753.78
  6. Step 6: Final answer
    x = 179,356,089.14

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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.