Home / 132,713,528.20-199,040,417.10-47,612,984.20

Finding the Fourth Proportional to 132,713,528.20, 199,040,417.10 and 47,612,984.20

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Solution

The fourth proportional to 132,713,528.20, 199,040,417.10 and 47,612,984.20 is: 71,408,758.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,713,528.20 : 199,040,417.10 = 47,612,984.20 : x
  2. Step 2: Convert to fraction form
    132,713,528.20/199,040,417.10 = 47,612,984.20/x
  3. Step 3: Cross multiply
    132,713,528.20x = 199,040,417.10 × 47,612,984.20
  4. Step 4: Simplify right side
    132,713,528.20x = 9,476,908,234,543,710
  5. Step 5: Solve for x
    x = 9,476,908,234,543,710/132,713,528.20
  6. Step 6: Final answer
    x = 71,408,758.12

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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.