Home / 49,329,085.80-73,993,628.70-48,478,780.20

Finding the Fourth Proportional to 49,329,085.80, 73,993,628.70 and 48,478,780.20

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Solution

The fourth proportional to 49,329,085.80, 73,993,628.70 and 48,478,780.20 is: 72,718,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,329,085.80 : 73,993,628.70 = 48,478,780.20 : x
  2. Step 2: Convert to fraction form
    49,329,085.80/73,993,628.70 = 48,478,780.20/x
  3. Step 3: Cross multiply
    49,329,085.80x = 73,993,628.70 × 48,478,780.20
  4. Step 4: Simplify right side
    49,329,085.80x = 3,587,120,861,947,712
  5. Step 5: Solve for x
    x = 3,587,120,861,947,712/49,329,085.80
  6. Step 6: Final answer
    x = 72,718,170.30

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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.