Home / 264,634,613.40-396,951,920.10-191,508,331.80

Finding the Fourth Proportional to 264,634,613.40, 396,951,920.10 and 191,508,331.80

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Solution

The fourth proportional to 264,634,613.40, 396,951,920.10 and 191,508,331.80 is: 287,262,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,634,613.40 : 396,951,920.10 = 191,508,331.80 : x
  2. Step 2: Convert to fraction form
    264,634,613.40/396,951,920.10 = 191,508,331.80/x
  3. Step 3: Cross multiply
    264,634,613.40x = 396,951,920.10 × 191,508,331.80
  4. Step 4: Simplify right side
    264,634,613.40x = 76,019,600,023,157,904
  5. Step 5: Solve for x
    x = 76,019,600,023,157,904/264,634,613.40
  6. Step 6: Final answer
    x = 287,262,497.70

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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.