Home / 98,240,266.88-135,569,193.30-54,186,319.61

Finding the Fourth Proportional to 98,240,266.88, 135,569,193.30 and 54,186,319.61

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Solution

The fourth proportional to 98,240,266.88, 135,569,193.30 and 54,186,319.61 is: 74,775,811.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,240,266.88 : 135,569,193.30 = 54,186,319.61 : x
  2. Step 2: Convert to fraction form
    98,240,266.88/135,569,193.30 = 54,186,319.61/x
  3. Step 3: Cross multiply
    98,240,266.88x = 135,569,193.30 × 54,186,319.61
  4. Step 4: Simplify right side
    98,240,266.88x = 7,345,995,636,745,825
  5. Step 5: Solve for x
    x = 7,345,995,636,745,825/98,240,266.88
  6. Step 6: Final answer
    x = 74,775,811.08

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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.