Home / 129,162,164.14-193,633,513.48-60,115,064.01

Finding the Fourth Proportional to 129,162,164.14, 193,633,513.48 and 60,115,064.01

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Solution

The fourth proportional to 129,162,164.14, 193,633,513.48 and 60,115,064.01 is: 90,121,523.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,162,164.14 : 193,633,513.48 = 60,115,064.01 : x
  2. Step 2: Convert to fraction form
    129,162,164.14/193,633,513.48 = 60,115,064.01/x
  3. Step 3: Cross multiply
    129,162,164.14x = 193,633,513.48 × 60,115,064.01
  4. Step 4: Simplify right side
    129,162,164.14x = 11,640,291,057,331,396
  5. Step 5: Solve for x
    x = 11,640,291,057,331,396/129,162,164.14
  6. Step 6: Final answer
    x = 90,121,523.86

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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.