Home / 3,545,857,526.40-5,318,786,289.60-2,149,088,860.80

Finding the Fourth Proportional to 3,545,857,526.40, 5,318,786,289.60 and 2,149,088,860.80

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Solution

The fourth proportional to 3,545,857,526.40, 5,318,786,289.60 and 2,149,088,860.80 is: 3,223,633,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,857,526.40 : 5,318,786,289.60 = 2,149,088,860.80 : x
  2. Step 2: Convert to fraction form
    3,545,857,526.40/5,318,786,289.60 = 2,149,088,860.80/x
  3. Step 3: Cross multiply
    3,545,857,526.40x = 5,318,786,289.60 × 2,149,088,860.80
  4. Step 4: Simplify right side
    3,545,857,526.40x = 11,430,544,367,955,124,224
  5. Step 5: Solve for x
    x = 11,430,544,367,955,124,224/3,545,857,526.40
  6. Step 6: Final answer
    x = 3,223,633,291.20

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Double scale
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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.