Home / 3,149,284,155.60-4,723,926,233.40-3,131,144,302.80

Finding the Fourth Proportional to 3,149,284,155.60, 4,723,926,233.40 and 3,131,144,302.80

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Solution

The fourth proportional to 3,149,284,155.60, 4,723,926,233.40 and 3,131,144,302.80 is: 4,696,716,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,284,155.60 : 4,723,926,233.40 = 3,131,144,302.80 : x
  2. Step 2: Convert to fraction form
    3,149,284,155.60/4,723,926,233.40 = 3,131,144,302.80/x
  3. Step 3: Cross multiply
    3,149,284,155.60x = 4,723,926,233.40 × 3,131,144,302.80
  4. Step 4: Simplify right side
    3,149,284,155.60x = 14,791,294,712,557,873,152
  5. Step 5: Solve for x
    x = 14,791,294,712,557,873,152/3,149,284,155.60
  6. Step 6: Final answer
    x = 4,696,716,454.20

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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.