Home / 91,843,937.28-126,744,640.29-50,590,829.66

Finding the Fourth Proportional to 91,843,937.28, 126,744,640.29 and 50,590,829.66

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Solution

The fourth proportional to 91,843,937.28, 126,744,640.29 and 50,590,829.66 is: 69,815,348.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,843,937.28 : 126,744,640.29 = 50,590,829.66 : x
  2. Step 2: Convert to fraction form
    91,843,937.28/126,744,640.29 = 50,590,829.66/x
  3. Step 3: Cross multiply
    91,843,937.28x = 126,744,640.29 × 50,590,829.66
  4. Step 4: Simplify right side
    91,843,937.28x = 6,412,116,506,595,640
  5. Step 5: Solve for x
    x = 6,412,116,506,595,640/91,843,937.28
  6. Step 6: Final answer
    x = 69,815,348.69

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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.