Home / 2,687,188,512.15-3,706,589,027.84-1,782,924,875.55

Finding the Fourth Proportional to 2,687,188,512.15, 3,706,589,027.84 and 1,782,924,875.55

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Solution

The fourth proportional to 2,687,188,512.15, 3,706,589,027.84 and 1,782,924,875.55 is: 2,459,287,746.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,188,512.15 : 3,706,589,027.84 = 1,782,924,875.55 : x
  2. Step 2: Convert to fraction form
    2,687,188,512.15/3,706,589,027.84 = 1,782,924,875.55/x
  3. Step 3: Cross multiply
    2,687,188,512.15x = 3,706,589,027.84 × 1,782,924,875.55
  4. Step 4: Simplify right side
    2,687,188,512.15x = 6,608,569,781,167,712,256
  5. Step 5: Solve for x
    x = 6,608,569,781,167,712,256/2,687,188,512.15
  6. Step 6: Final answer
    x = 2,459,287,746.76

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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.