Home / 258,577,001.92-356,843,834.24-141,109,901.28

Finding the Fourth Proportional to 258,577,001.92, 356,843,834.24 and 141,109,901.28

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Solution

The fourth proportional to 258,577,001.92, 356,843,834.24 and 141,109,901.28 is: 194,735,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,577,001.92 : 356,843,834.24 = 141,109,901.28 : x
  2. Step 2: Convert to fraction form
    258,577,001.92/356,843,834.24 = 141,109,901.28/x
  3. Step 3: Cross multiply
    258,577,001.92x = 356,843,834.24 × 141,109,901.28
  4. Step 4: Simplify right side
    258,577,001.92x = 50,354,198,221,983,088
  5. Step 5: Solve for x
    x = 50,354,198,221,983,088/258,577,001.92
  6. Step 6: Final answer
    x = 194,735,795.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.