Home / 65,205,769.50-89,982,064.08-37,327,538.61

Finding the Fourth Proportional to 65,205,769.50, 89,982,064.08 and 37,327,538.61

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Solution

The fourth proportional to 65,205,769.50, 89,982,064.08 and 37,327,538.61 is: 51,510,916.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,205,769.50 : 89,982,064.08 = 37,327,538.61 : x
  2. Step 2: Convert to fraction form
    65,205,769.50/89,982,064.08 = 37,327,538.61/x
  3. Step 3: Cross multiply
    65,205,769.50x = 89,982,064.08 × 37,327,538.61
  4. Step 4: Simplify right side
    65,205,769.50x = 3,358,808,971,153,694
  5. Step 5: Solve for x
    x = 3,358,808,971,153,694/65,205,769.50
  6. Step 6: Final answer
    x = 51,510,916.85

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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.