Home / 197,160,837.20-271,991,434.92-127,568,903.12

Finding the Fourth Proportional to 197,160,837.20, 271,991,434.92 and 127,568,903.12

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Solution

The fourth proportional to 197,160,837.20, 271,991,434.92 and 127,568,903.12 is: 175,986,516.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,160,837.20 : 271,991,434.92 = 127,568,903.12 : x
  2. Step 2: Convert to fraction form
    197,160,837.20/271,991,434.92 = 127,568,903.12/x
  3. Step 3: Cross multiply
    197,160,837.20x = 271,991,434.92 × 127,568,903.12
  4. Step 4: Simplify right side
    197,160,837.20x = 34,697,649,010,779,268
  5. Step 5: Solve for x
    x = 34,697,649,010,779,268/197,160,837.20
  6. Step 6: Final answer
    x = 175,986,516.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.