Home / 496,552,853.80-744,829,280.70-442,027,007.20

Finding the Fourth Proportional to 496,552,853.80, 744,829,280.70 and 442,027,007.20

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Solution

The fourth proportional to 496,552,853.80, 744,829,280.70 and 442,027,007.20 is: 663,040,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,552,853.80 : 744,829,280.70 = 442,027,007.20 : x
  2. Step 2: Convert to fraction form
    496,552,853.80/744,829,280.70 = 442,027,007.20/x
  3. Step 3: Cross multiply
    496,552,853.80x = 744,829,280.70 × 442,027,007.20
  4. Step 4: Simplify right side
    496,552,853.80x = 329,234,657,822,749,760
  5. Step 5: Solve for x
    x = 329,234,657,822,749,760/496,552,853.80
  6. Step 6: Final answer
    x = 663,040,510.80

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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.