Home / 131,340,742.80-196,993,229.40-34,304,038.80

Finding the Fourth Proportional to 131,340,742.80, 196,993,229.40 and 34,304,038.80

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Solution

The fourth proportional to 131,340,742.80, 196,993,229.40 and 34,304,038.80 is: 51,451,386.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,340,742.80 : 196,993,229.40 = 34,304,038.80 : x
  2. Step 2: Convert to fraction form
    131,340,742.80/196,993,229.40 = 34,304,038.80/x
  3. Step 3: Cross multiply
    131,340,742.80x = 196,993,229.40 × 34,304,038.80
  4. Step 4: Simplify right side
    131,340,742.80x = 6,757,663,384,674,900
  5. Step 5: Solve for x
    x = 6,757,663,384,674,900/131,340,742.80
  6. Step 6: Final answer
    x = 51,451,386.98

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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.