Home / 73,418,856.30-110,128,284.45-61,474,920.30

Finding the Fourth Proportional to 73,418,856.30, 110,128,284.45 and 61,474,920.30

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Solution

The fourth proportional to 73,418,856.30, 110,128,284.45 and 61,474,920.30 is: 92,212,380.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,418,856.30 : 110,128,284.45 = 61,474,920.30 : x
  2. Step 2: Convert to fraction form
    73,418,856.30/110,128,284.45 = 61,474,920.30/x
  3. Step 3: Cross multiply
    73,418,856.30x = 110,128,284.45 × 61,474,920.30
  4. Step 4: Simplify right side
    73,418,856.30x = 6,770,127,509,339,479
  5. Step 5: Solve for x
    x = 6,770,127,509,339,479/73,418,856.30
  6. Step 6: Final answer
    x = 92,212,380.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.