Home / 14,270,439,543.20-21,405,659,314.80-3,930,723,447.20

Finding the Fourth Proportional to 14,270,439,543.20, 21,405,659,314.80 and 3,930,723,447.20

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Solution

The fourth proportional to 14,270,439,543.20, 21,405,659,314.80 and 3,930,723,447.20 is: 5,896,085,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270,439,543.20 : 21,405,659,314.80 = 3,930,723,447.20 : x
  2. Step 2: Convert to fraction form
    14,270,439,543.20/21,405,659,314.80 = 3,930,723,447.20/x
  3. Step 3: Cross multiply
    14,270,439,543.20x = 21,405,659,314.80 × 3,930,723,447.20
  4. Step 4: Simplify right side
    14,270,439,543.20x = 84,139,726,971,459,436,544
  5. Step 5: Solve for x
    x = 84,139,726,971,459,436,544/14,270,439,543.20
  6. Step 6: Final answer
    x = 5,896,085,170.80

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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.