Home / 715,761,826.08-987,731,310.96-433,671,282.24

Finding the Fourth Proportional to 715,761,826.08, 987,731,310.96 and 433,671,282.24

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Solution

The fourth proportional to 715,761,826.08, 987,731,310.96 and 433,671,282.24 is: 598,454,246.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,761,826.08 : 987,731,310.96 = 433,671,282.24 : x
  2. Step 2: Convert to fraction form
    715,761,826.08/987,731,310.96 = 433,671,282.24/x
  3. Step 3: Cross multiply
    715,761,826.08x = 987,731,310.96 × 433,671,282.24
  4. Step 4: Simplify right side
    715,761,826.08x = 428,350,704,132,619,392
  5. Step 5: Solve for x
    x = 428,350,704,132,619,392/715,761,826.08
  6. Step 6: Final answer
    x = 598,454,246.27

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1.5x scale

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.