Home / 115,037,089.35-158,755,100.96-68,034,454.40

Finding the Fourth Proportional to 115,037,089.35, 158,755,100.96 and 68,034,454.40

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Solution

The fourth proportional to 115,037,089.35, 158,755,100.96 and 68,034,454.40 is: 93,889,864.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,037,089.35 : 158,755,100.96 = 68,034,454.40 : x
  2. Step 2: Convert to fraction form
    115,037,089.35/158,755,100.96 = 68,034,454.40/x
  3. Step 3: Cross multiply
    115,037,089.35x = 158,755,100.96 × 68,034,454.40
  4. Step 4: Simplify right side
    115,037,089.35x = 10,800,816,675,896,568
  5. Step 5: Solve for x
    x = 10,800,816,675,896,568/115,037,089.35
  6. Step 6: Final answer
    x = 93,889,864.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.