Home / 248,161,796.10-372,242,694.15-66,408,974.10

Finding the Fourth Proportional to 248,161,796.10, 372,242,694.15 and 66,408,974.10

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Solution

The fourth proportional to 248,161,796.10, 372,242,694.15 and 66,408,974.10 is: 99,613,461.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,161,796.10 : 372,242,694.15 = 66,408,974.10 : x
  2. Step 2: Convert to fraction form
    248,161,796.10/372,242,694.15 = 66,408,974.10/x
  3. Step 3: Cross multiply
    248,161,796.10x = 372,242,694.15 × 66,408,974.10
  4. Step 4: Simplify right side
    248,161,796.10x = 24,720,255,434,721,572
  5. Step 5: Solve for x
    x = 24,720,255,434,721,572/248,161,796.10
  6. Step 6: Final answer
    x = 99,613,461.15

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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.