Home / 454,026,796.38-681,040,203.53-108,980,423.37

Finding the Fourth Proportional to 454,026,796.38, 681,040,203.53 and 108,980,423.37

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Solution

The fourth proportional to 454,026,796.38, 681,040,203.53 and 108,980,423.37 is: 163,470,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,026,796.38 : 681,040,203.53 = 108,980,423.37 : x
  2. Step 2: Convert to fraction form
    454,026,796.38/681,040,203.53 = 108,980,423.37/x
  3. Step 3: Cross multiply
    454,026,796.38x = 681,040,203.53 × 108,980,423.37
  4. Step 4: Simplify right side
    454,026,796.38x = 74,220,049,712,145,472
  5. Step 5: Solve for x
    x = 74,220,049,712,145,472/454,026,796.38
  6. Step 6: Final answer
    x = 163,470,637.20

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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.