Home / 426,242,167.20-639,083,314.80-167,301,367.20

Finding the Fourth Proportional to 426,242,167.20, 639,083,314.80 and 167,301,367.20

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Solution

The fourth proportional to 426,242,167.20, 639,083,314.80 and 167,301,367.20 is: 250,842,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,242,167.20 : 639,083,314.80 = 167,301,367.20 : x
  2. Step 2: Convert to fraction form
    426,242,167.20/639,083,314.80 = 167,301,367.20/x
  3. Step 3: Cross multiply
    426,242,167.20x = 639,083,314.80 × 167,301,367.20
  4. Step 4: Simplify right side
    426,242,167.20x = 106,919,512,320,747,984
  5. Step 5: Solve for x
    x = 106,919,512,320,747,984/426,242,167.20
  6. Step 6: Final answer
    x = 250,842,175.06

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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.