Home / 3,730,048,317.09-5,149,789,731.61-2,374,447,098.78

Finding the Fourth Proportional to 3,730,048,317.09, 5,149,789,731.61 and 2,374,447,098.78

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Solution

The fourth proportional to 3,730,048,317.09, 5,149,789,731.61 and 2,374,447,098.78 is: 3,278,215,789.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730,048,317.09 : 5,149,789,731.61 = 2,374,447,098.78 : x
  2. Step 2: Convert to fraction form
    3,730,048,317.09/5,149,789,731.61 = 2,374,447,098.78/x
  3. Step 3: Cross multiply
    3,730,048,317.09x = 5,149,789,731.61 × 2,374,447,098.78
  4. Step 4: Simplify right side
    3,730,048,317.09x = 12,227,903,287,542,464,512
  5. Step 5: Solve for x
    x = 12,227,903,287,542,464,512/3,730,048,317.09
  6. Step 6: Final answer
    x = 3,278,215,789.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.