Home / 3,545,857,534.15-5,318,786,301.23-2,149,088,868.55

Finding the Fourth Proportional to 3,545,857,534.15, 5,318,786,301.23 and 2,149,088,868.55

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Solution

The fourth proportional to 3,545,857,534.15, 5,318,786,301.23 and 2,149,088,868.55 is: 3,223,633,302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,857,534.15 : 5,318,786,301.23 = 2,149,088,868.55 : x
  2. Step 2: Convert to fraction form
    3,545,857,534.15/5,318,786,301.23 = 2,149,088,868.55/x
  3. Step 3: Cross multiply
    3,545,857,534.15x = 5,318,786,301.23 × 2,149,088,868.55
  4. Step 4: Simplify right side
    3,545,857,534.15x = 11,430,544,434,158,876,672
  5. Step 5: Solve for x
    x = 11,430,544,434,158,876,672/3,545,857,534.15
  6. Step 6: Final answer
    x = 3,223,633,302.83

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Double scale
Find fourth proportional to 3,545,857,535.15, 5,318,786,302.73 and 2,149,088,869.55
Similar ratio
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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.