Home / 3,545,857,520.40-5,318,786,280.60-2,149,088,854.80

Finding the Fourth Proportional to 3,545,857,520.40, 5,318,786,280.60 and 2,149,088,854.80

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Solution

The fourth proportional to 3,545,857,520.40, 5,318,786,280.60 and 2,149,088,854.80 is: 3,223,633,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,857,520.40 : 5,318,786,280.60 = 2,149,088,854.80 : x
  2. Step 2: Convert to fraction form
    3,545,857,520.40/5,318,786,280.60 = 2,149,088,854.80/x
  3. Step 3: Cross multiply
    3,545,857,520.40x = 5,318,786,280.60 × 2,149,088,854.80
  4. Step 4: Simplify right side
    3,545,857,520.40x = 11,430,544,316,700,606,464
  5. Step 5: Solve for x
    x = 11,430,544,316,700,606,464/3,545,857,520.40
  6. Step 6: Final answer
    x = 3,223,633,282.20

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Double scale
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1.5x scale

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.