Home / 1,244,507,030.28-1,717,488,576.54-687,578,120.04

Finding the Fourth Proportional to 1,244,507,030.28, 1,717,488,576.54 and 687,578,120.04

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Solution

The fourth proportional to 1,244,507,030.28, 1,717,488,576.54 and 687,578,120.04 is: 948,895,858.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,507,030.28 : 1,717,488,576.54 = 687,578,120.04 : x
  2. Step 2: Convert to fraction form
    1,244,507,030.28/1,717,488,576.54 = 687,578,120.04/x
  3. Step 3: Cross multiply
    1,244,507,030.28x = 1,717,488,576.54 × 687,578,120.04
  4. Step 4: Simplify right side
    1,244,507,030.28x = 1,180,907,566,647,548,672
  5. Step 5: Solve for x
    x = 1,180,907,566,647,548,672/1,244,507,030.28
  6. Step 6: Final answer
    x = 948,895,858.29

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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.