Home / 98,851,288.96-136,414,775.81-54,798,176.17

Finding the Fourth Proportional to 98,851,288.96, 136,414,775.81 and 54,798,176.17

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Solution

The fourth proportional to 98,851,288.96, 136,414,775.81 and 54,798,176.17 is: 75,621,481.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,851,288.96 : 136,414,775.81 = 54,798,176.17 : x
  2. Step 2: Convert to fraction form
    98,851,288.96/136,414,775.81 = 54,798,176.17/x
  3. Step 3: Cross multiply
    98,851,288.96x = 136,414,775.81 × 54,798,176.17
  4. Step 4: Simplify right side
    98,851,288.96x = 7,475,280,917,027,435
  5. Step 5: Solve for x
    x = 7,475,280,917,027,435/98,851,288.96
  6. Step 6: Final answer
    x = 75,621,481.48

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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.