Home / 2,659,394,955.60-3,989,092,433.40-1,788,682,021.20

Finding the Fourth Proportional to 2,659,394,955.60, 3,989,092,433.40 and 1,788,682,021.20

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Solution

The fourth proportional to 2,659,394,955.60, 3,989,092,433.40 and 1,788,682,021.20 is: 2,683,023,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,394,955.60 : 3,989,092,433.40 = 1,788,682,021.20 : x
  2. Step 2: Convert to fraction form
    2,659,394,955.60/3,989,092,433.40 = 1,788,682,021.20/x
  3. Step 3: Cross multiply
    2,659,394,955.60x = 3,989,092,433.40 × 1,788,682,021.20
  4. Step 4: Simplify right side
    2,659,394,955.60x = 7,135,217,916,527,539,200
  5. Step 5: Solve for x
    x = 7,135,217,916,527,539,200/2,659,394,955.60
  6. Step 6: Final answer
    x = 2,683,023,031.80

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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.