Home / 3,730,048,320.09-5,149,789,735.76-2,374,447,101.78

Finding the Fourth Proportional to 3,730,048,320.09, 5,149,789,735.76 and 2,374,447,101.78

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Solution

The fourth proportional to 3,730,048,320.09, 5,149,789,735.76 and 2,374,447,101.78 is: 3,278,215,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730,048,320.09 : 5,149,789,735.76 = 2,374,447,101.78 : x
  2. Step 2: Convert to fraction form
    3,730,048,320.09/5,149,789,735.76 = 2,374,447,101.78/x
  3. Step 3: Cross multiply
    3,730,048,320.09x = 5,149,789,735.76 × 2,374,447,101.78
  4. Step 4: Simplify right side
    3,730,048,320.09x = 12,227,903,312,839,854,080
  5. Step 5: Solve for x
    x = 12,227,903,312,839,854,080/3,730,048,320.09
  6. Step 6: Final answer
    x = 3,278,215,793.34

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Double scale
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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.