Home / 1,941,022,375.55-2,678,730,917.36-1,070,982,340.64

Finding the Fourth Proportional to 1,941,022,375.55, 2,678,730,917.36 and 1,070,982,340.64

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Solution

The fourth proportional to 1,941,022,375.55, 2,678,730,917.36 and 1,070,982,340.64 is: 1,478,021,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,022,375.55 : 2,678,730,917.36 = 1,070,982,340.64 : x
  2. Step 2: Convert to fraction form
    1,941,022,375.55/2,678,730,917.36 = 1,070,982,340.64/x
  3. Step 3: Cross multiply
    1,941,022,375.55x = 2,678,730,917.36 × 1,070,982,340.64
  4. Step 4: Simplify right side
    1,941,022,375.55x = 2,868,873,507,818,947,072
  5. Step 5: Solve for x
    x = 2,868,873,507,818,947,072/1,941,022,375.55
  6. Step 6: Final answer
    x = 1,478,021,863.09

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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.