Home / 129,162,166.14-193,633,516.48-60,115,066.02

Finding the Fourth Proportional to 129,162,166.14, 193,633,516.48 and 60,115,066.02

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Solution

The fourth proportional to 129,162,166.14, 193,633,516.48 and 60,115,066.02 is: 90,121,526.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,162,166.14 : 193,633,516.48 = 60,115,066.02 : x
  2. Step 2: Convert to fraction form
    129,162,166.14/193,633,516.48 = 60,115,066.02/x
  3. Step 3: Cross multiply
    129,162,166.14x = 193,633,516.48 × 60,115,066.02
  4. Step 4: Simplify right side
    129,162,166.14x = 11,640,291,626,879,958
  5. Step 5: Solve for x
    x = 11,640,291,626,879,958/129,162,166.14
  6. Step 6: Final answer
    x = 90,121,526.87

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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.