Home / 131,360,734.20-196,705,178.10-97,096,567.80

Finding the Fourth Proportional to 131,360,734.20, 196,705,178.10 and 97,096,567.80

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Solution

The fourth proportional to 131,360,734.20, 196,705,178.10 and 97,096,567.80 is: 145,396,550.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,360,734.20 : 196,705,178.10 = 97,096,567.80 : x
  2. Step 2: Convert to fraction form
    131,360,734.20/196,705,178.10 = 97,096,567.80/x
  3. Step 3: Cross multiply
    131,360,734.20x = 196,705,178.10 × 97,096,567.80
  4. Step 4: Simplify right side
    131,360,734.20x = 19,099,397,661,997,724
  5. Step 5: Solve for x
    x = 19,099,397,661,997,724/131,360,734.20
  6. Step 6: Final answer
    x = 145,396,550.79

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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.