Home / 90,856,654.40-136,322,306.40-33,376,462.40

Finding the Fourth Proportional to 90,856,654.40, 136,322,306.40 and 33,376,462.40

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Solution

The fourth proportional to 90,856,654.40, 136,322,306.40 and 33,376,462.40 is: 50,078,404.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,856,654.40 : 136,322,306.40 = 33,376,462.40 : x
  2. Step 2: Convert to fraction form
    90,856,654.40/136,322,306.40 = 33,376,462.40/x
  3. Step 3: Cross multiply
    90,856,654.40x = 136,322,306.40 × 33,376,462.40
  4. Step 4: Simplify right side
    90,856,654.40x = 4,549,956,333,840,879
  5. Step 5: Solve for x
    x = 4,549,956,333,840,879/90,856,654.40
  6. Step 6: Final answer
    x = 50,078,404.98

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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.