Home / 2,687,191,980.60-4,030,501,425.30-940,428,082.20

Finding the Fourth Proportional to 2,687,191,980.60, 4,030,501,425.30 and 940,428,082.20

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Solution

The fourth proportional to 2,687,191,980.60, 4,030,501,425.30 and 940,428,082.20 is: 1,410,541,841.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,191,980.60 : 4,030,501,425.30 = 940,428,082.20 : x
  2. Step 2: Convert to fraction form
    2,687,191,980.60/4,030,501,425.30 = 940,428,082.20/x
  3. Step 3: Cross multiply
    2,687,191,980.60x = 4,030,501,425.30 × 940,428,082.20
  4. Step 4: Simplify right side
    2,687,191,980.60x = 3,790,396,725,699,246,080
  5. Step 5: Solve for x
    x = 3,790,396,725,699,246,080/2,687,191,980.60
  6. Step 6: Final answer
    x = 1,410,541,841.84

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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.