Home / 887,195,345.10-1,330,667,046.45-304,956,458.70

Finding the Fourth Proportional to 887,195,345.10, 1,330,667,046.45 and 304,956,458.70

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Solution

The fourth proportional to 887,195,345.10, 1,330,667,046.45 and 304,956,458.70 is: 457,391,387.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,195,345.10 : 1,330,667,046.45 = 304,956,458.70 : x
  2. Step 2: Convert to fraction form
    887,195,345.10/1,330,667,046.45 = 304,956,458.70/x
  3. Step 3: Cross multiply
    887,195,345.10x = 1,330,667,046.45 × 304,956,458.70
  4. Step 4: Simplify right side
    887,195,345.10x = 405,795,510,194,180,416
  5. Step 5: Solve for x
    x = 405,795,510,194,180,416/887,195,345.10
  6. Step 6: Final answer
    x = 457,391,387.86

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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.