Home / 267,280,909.60-400,921,364.40-131,232,013.60

Finding the Fourth Proportional to 267,280,909.60, 400,921,364.40 and 131,232,013.60

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Solution

The fourth proportional to 267,280,909.60, 400,921,364.40 and 131,232,013.60 is: 196,848,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,280,909.60 : 400,921,364.40 = 131,232,013.60 : x
  2. Step 2: Convert to fraction form
    267,280,909.60/400,921,364.40 = 131,232,013.60/x
  3. Step 3: Cross multiply
    267,280,909.60x = 400,921,364.40 × 131,232,013.60
  4. Step 4: Simplify right side
    267,280,909.60x = 52,613,717,945,471,352
  5. Step 5: Solve for x
    x = 52,613,717,945,471,352/267,280,909.60
  6. Step 6: Final answer
    x = 196,848,020.40

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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.