Home / 98,760,182.92-136,290,142.56-54,707,856.64

Finding the Fourth Proportional to 98,760,182.92, 136,290,142.56 and 54,707,856.64

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Solution

The fourth proportional to 98,760,182.92, 136,290,142.56 and 54,707,856.64 is: 75,497,446.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,760,182.92 : 136,290,142.56 = 54,707,856.64 : x
  2. Step 2: Convert to fraction form
    98,760,182.92/136,290,142.56 = 54,707,856.64/x
  3. Step 3: Cross multiply
    98,760,182.92x = 136,290,142.56 × 54,707,856.64
  4. Step 4: Simplify right side
    98,760,182.92x = 7,456,141,580,617,643
  5. Step 5: Solve for x
    x = 7,456,141,580,617,643/98,760,182.92
  6. Step 6: Final answer
    x = 75,497,446.04

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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.