Home / 317,650,226.40-438,367,944.74-176,527,394.90

Finding the Fourth Proportional to 317,650,226.40, 438,367,944.74 and 176,527,394.90

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Solution

The fourth proportional to 317,650,226.40, 438,367,944.74 and 176,527,394.90 is: 243,613,713.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,650,226.40 : 438,367,944.74 = 176,527,394.90 : x
  2. Step 2: Convert to fraction form
    317,650,226.40/438,367,944.74 = 176,527,394.90/x
  3. Step 3: Cross multiply
    317,650,226.40x = 438,367,944.74 × 176,527,394.90
  4. Step 4: Simplify right side
    317,650,226.40x = 77,383,951,289,544,896
  5. Step 5: Solve for x
    x = 77,383,951,289,544,896/317,650,226.40
  6. Step 6: Final answer
    x = 243,613,713.63

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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.