Home / 70,375,788.50-105,581,265.77-49,666,661.85

Finding the Fourth Proportional to 70,375,788.50, 105,581,265.77 and 49,666,661.85

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Solution

The fourth proportional to 70,375,788.50, 105,581,265.77 and 49,666,661.85 is: 74,512,401.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,375,788.50 : 105,581,265.77 = 49,666,661.85 : x
  2. Step 2: Convert to fraction form
    70,375,788.50/105,581,265.77 = 49,666,661.85/x
  3. Step 3: Cross multiply
    70,375,788.50x = 105,581,265.77 × 49,666,661.85
  4. Step 4: Simplify right side
    70,375,788.50x = 5,243,869,025,213,666
  5. Step 5: Solve for x
    x = 5,243,869,025,213,666/70,375,788.50
  6. Step 6: Final answer
    x = 74,512,401.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.