Home / 134,140,809.20-201,211,213.80-49,073,442.80

Finding the Fourth Proportional to 134,140,809.20, 201,211,213.80 and 49,073,442.80

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Solution

The fourth proportional to 134,140,809.20, 201,211,213.80 and 49,073,442.80 is: 73,610,164.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,140,809.20 : 201,211,213.80 = 49,073,442.80 : x
  2. Step 2: Convert to fraction form
    134,140,809.20/201,211,213.80 = 49,073,442.80/x
  3. Step 3: Cross multiply
    134,140,809.20x = 201,211,213.80 × 49,073,442.80
  4. Step 4: Simplify right side
    134,140,809.20x = 9,874,126,991,132,870
  5. Step 5: Solve for x
    x = 9,874,126,991,132,870/134,140,809.20
  6. Step 6: Final answer
    x = 73,610,164.20

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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.