Home / 880,250,686.20-1,320,376,029.30-472,103,998.20

Finding the Fourth Proportional to 880,250,686.20, 1,320,376,029.30 and 472,103,998.20

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Solution

The fourth proportional to 880,250,686.20, 1,320,376,029.30 and 472,103,998.20 is: 708,155,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,250,686.20 : 1,320,376,029.30 = 472,103,998.20 : x
  2. Step 2: Convert to fraction form
    880,250,686.20/1,320,376,029.30 = 472,103,998.20/x
  3. Step 3: Cross multiply
    880,250,686.20x = 1,320,376,029.30 × 472,103,998.20
  4. Step 4: Simplify right side
    880,250,686.20x = 623,354,802,559,970,304
  5. Step 5: Solve for x
    x = 623,354,802,559,970,304/880,250,686.20
  6. Step 6: Final answer
    x = 708,155,997.30

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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.