Home / 55,315,078.30-82,972,617.45-49,835,331.10

Finding the Fourth Proportional to 55,315,078.30, 82,972,617.45 and 49,835,331.10

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Solution

The fourth proportional to 55,315,078.30, 82,972,617.45 and 49,835,331.10 is: 74,752,996.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,315,078.30 : 82,972,617.45 = 49,835,331.10 : x
  2. Step 2: Convert to fraction form
    55,315,078.30/82,972,617.45 = 49,835,331.10/x
  3. Step 3: Cross multiply
    55,315,078.30x = 82,972,617.45 × 49,835,331.10
  4. Step 4: Simplify right side
    55,315,078.30x = 4,134,967,862,854,388
  5. Step 5: Solve for x
    x = 4,134,967,862,854,388/55,315,078.30
  6. Step 6: Final answer
    x = 74,752,996.65

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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.