Home / 134,059,379.20-201,188,601.60-53,338,278.40

Finding the Fourth Proportional to 134,059,379.20, 201,188,601.60 and 53,338,278.40

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Solution

The fourth proportional to 134,059,379.20, 201,188,601.60 and 53,338,278.40 is: 80,047,018.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,059,379.20 : 201,188,601.60 = 53,338,278.40 : x
  2. Step 2: Convert to fraction form
    134,059,379.20/201,188,601.60 = 53,338,278.40/x
  3. Step 3: Cross multiply
    134,059,379.20x = 201,188,601.60 × 53,338,278.40
  4. Step 4: Simplify right side
    134,059,379.20x = 10,731,053,643,047,484
  5. Step 5: Solve for x
    x = 10,731,053,643,047,484/134,059,379.20
  6. Step 6: Final answer
    x = 80,047,018.77

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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.