Home / 126,394,834.66-174,416,061.72-71,380,062.34

Finding the Fourth Proportional to 126,394,834.66, 174,416,061.72 and 71,380,062.34

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Solution

The fourth proportional to 126,394,834.66, 174,416,061.72 and 71,380,062.34 is: 98,499,510.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,394,834.66 : 174,416,061.72 = 71,380,062.34 : x
  2. Step 2: Convert to fraction form
    126,394,834.66/174,416,061.72 = 71,380,062.34/x
  3. Step 3: Cross multiply
    126,394,834.66x = 174,416,061.72 × 71,380,062.34
  4. Step 4: Simplify right side
    126,394,834.66x = 12,449,829,358,670,888
  5. Step 5: Solve for x
    x = 12,449,829,358,670,888/126,394,834.66
  6. Step 6: Final answer
    x = 98,499,510.62

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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.