Home / 663,552,565.20-995,328,847.80-376,898,101.20

Finding the Fourth Proportional to 663,552,565.20, 995,328,847.80 and 376,898,101.20

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Solution

The fourth proportional to 663,552,565.20, 995,328,847.80 and 376,898,101.20 is: 565,347,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,552,565.20 : 995,328,847.80 = 376,898,101.20 : x
  2. Step 2: Convert to fraction form
    663,552,565.20/995,328,847.80 = 376,898,101.20/x
  3. Step 3: Cross multiply
    663,552,565.20x = 995,328,847.80 × 376,898,101.20
  4. Step 4: Simplify right side
    663,552,565.20x = 375,137,552,805,403,776
  5. Step 5: Solve for x
    x = 375,137,552,805,403,776/663,552,565.20
  6. Step 6: Final answer
    x = 565,347,151.80

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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.