Home / 91,176,834.76-125,824,062.42-49,926,340.36

Finding the Fourth Proportional to 91,176,834.76, 125,824,062.42 and 49,926,340.36

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Solution

The fourth proportional to 91,176,834.76, 125,824,062.42 and 49,926,340.36 is: 68,898,366.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,176,834.76 : 125,824,062.42 = 49,926,340.36 : x
  2. Step 2: Convert to fraction form
    91,176,834.76/125,824,062.42 = 49,926,340.36/x
  3. Step 3: Cross multiply
    91,176,834.76x = 125,824,062.42 × 49,926,340.36
  4. Step 4: Simplify right side
    91,176,834.76x = 6,281,934,965,858,805
  5. Step 5: Solve for x
    x = 6,281,934,965,858,805/91,176,834.76
  6. Step 6: Final answer
    x = 68,898,366.37

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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.