Home / 49,329,138.40-73,993,707.60-47,313,599.20

Finding the Fourth Proportional to 49,329,138.40, 73,993,707.60 and 47,313,599.20

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Solution

The fourth proportional to 49,329,138.40, 73,993,707.60 and 47,313,599.20 is: 70,970,398.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,329,138.40 : 73,993,707.60 = 47,313,599.20 : x
  2. Step 2: Convert to fraction form
    49,329,138.40/73,993,707.60 = 47,313,599.20/x
  3. Step 3: Cross multiply
    49,329,138.40x = 73,993,707.60 × 47,313,599.20
  4. Step 4: Simplify right side
    49,329,138.40x = 3,500,908,624,708,394
  5. Step 5: Solve for x
    x = 3,500,908,624,708,394/49,329,138.40
  6. Step 6: Final answer
    x = 70,970,398.80

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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.