Home / 114,888,504.40-172,416,737.40-80,876,280.40

Finding the Fourth Proportional to 114,888,504.40, 172,416,737.40 and 80,876,280.40

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Solution

The fourth proportional to 114,888,504.40, 172,416,737.40 and 80,876,280.40 is: 121,373,539.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,888,504.40 : 172,416,737.40 = 80,876,280.40 : x
  2. Step 2: Convert to fraction form
    114,888,504.40/172,416,737.40 = 80,876,280.40/x
  3. Step 3: Cross multiply
    114,888,504.40x = 172,416,737.40 × 80,876,280.40
  4. Step 4: Simplify right side
    114,888,504.40x = 13,944,424,399,615,568
  5. Step 5: Solve for x
    x = 13,944,424,399,615,568/114,888,504.40
  6. Step 6: Final answer
    x = 121,373,539.26

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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.