Home / 69,105,124.51-95,364,487.20-38,164,629.49

Finding the Fourth Proportional to 69,105,124.51, 95,364,487.20 and 38,164,629.49

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Solution

The fourth proportional to 69,105,124.51, 95,364,487.20 and 38,164,629.49 is: 52,666,865.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,105,124.51 : 95,364,487.20 = 38,164,629.49 : x
  2. Step 2: Convert to fraction form
    69,105,124.51/95,364,487.20 = 38,164,629.49/x
  3. Step 3: Cross multiply
    69,105,124.51x = 95,364,487.20 × 38,164,629.49
  4. Step 4: Simplify right side
    69,105,124.51x = 3,639,550,320,491,848
  5. Step 5: Solve for x
    x = 3,639,550,320,491,848/69,105,124.51
  6. Step 6: Final answer
    x = 52,666,865.83

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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.