Home / 292,111,401.88-403,113,821.38-158,149,291.46

Finding the Fourth Proportional to 292,111,401.88, 403,113,821.38 and 158,149,291.46

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Solution

The fourth proportional to 292,111,401.88, 403,113,821.38 and 158,149,291.46 is: 218,246,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,111,401.88 : 403,113,821.38 = 158,149,291.46 : x
  2. Step 2: Convert to fraction form
    292,111,401.88/403,113,821.38 = 158,149,291.46/x
  3. Step 3: Cross multiply
    292,111,401.88x = 403,113,821.38 × 158,149,291.46
  4. Step 4: Simplify right side
    292,111,401.88x = 63,752,165,228,980,000
  5. Step 5: Solve for x
    x = 63,752,165,228,980,000/292,111,401.88
  6. Step 6: Final answer
    x = 218,246,069.20

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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.