Home / 512,713,903.14-769,070,863.62-124,534,117.83

Finding the Fourth Proportional to 512,713,903.14, 769,070,863.62 and 124,534,117.83

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Solution

The fourth proportional to 512,713,903.14, 769,070,863.62 and 124,534,117.83 is: 186,801,178.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,713,903.14 : 769,070,863.62 = 124,534,117.83 : x
  2. Step 2: Convert to fraction form
    512,713,903.14/769,070,863.62 = 124,534,117.83/x
  3. Step 3: Cross multiply
    512,713,903.14x = 769,070,863.62 × 124,534,117.83
  4. Step 4: Simplify right side
    512,713,903.14x = 95,775,561,549,672,944
  5. Step 5: Solve for x
    x = 95,775,561,549,672,944/512,713,903.14
  6. Step 6: Final answer
    x = 186,801,178.91

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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.