Home / 2,687,188,507.65-3,706,589,021.63-1,782,924,871.05

Finding the Fourth Proportional to 2,687,188,507.65, 3,706,589,021.63 and 1,782,924,871.05

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Solution

The fourth proportional to 2,687,188,507.65, 3,706,589,021.63 and 1,782,924,871.05 is: 2,459,287,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,188,507.65 : 3,706,589,021.63 = 1,782,924,871.05 : x
  2. Step 2: Convert to fraction form
    2,687,188,507.65/3,706,589,021.63 = 1,782,924,871.05/x
  3. Step 3: Cross multiply
    2,687,188,507.65x = 3,706,589,021.63 × 1,782,924,871.05
  4. Step 4: Simplify right side
    2,687,188,507.65x = 6,608,569,753,416,098,816
  5. Step 5: Solve for x
    x = 6,608,569,753,416,098,816/2,687,188,507.65
  6. Step 6: Final answer
    x = 2,459,287,740.55

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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.