Home / 98,433,433.26-135,837,697.68-54,380,439.54

Finding the Fourth Proportional to 98,433,433.26, 135,837,697.68 and 54,380,439.54

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Solution

The fourth proportional to 98,433,433.26, 135,837,697.68 and 54,380,439.54 is: 75,044,763.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,433,433.26 : 135,837,697.68 = 54,380,439.54 : x
  2. Step 2: Convert to fraction form
    98,433,433.26/135,837,697.68 = 54,380,439.54/x
  3. Step 3: Cross multiply
    98,433,433.26x = 135,837,697.68 × 54,380,439.54
  4. Step 4: Simplify right side
    98,433,433.26x = 7,386,913,705,940,039
  5. Step 5: Solve for x
    x = 7,386,913,705,940,039/98,433,433.26
  6. Step 6: Final answer
    x = 75,044,763.36

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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.