Home / 196,112,445.12-270,631,872.48-108,014,646.72

Finding the Fourth Proportional to 196,112,445.12, 270,631,872.48 and 108,014,646.72

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Solution

The fourth proportional to 196,112,445.12, 270,631,872.48 and 108,014,646.72 is: 149,058,393.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,112,445.12 : 270,631,872.48 = 108,014,646.72 : x
  2. Step 2: Convert to fraction form
    196,112,445.12/270,631,872.48 = 108,014,646.72/x
  3. Step 3: Cross multiply
    196,112,445.12x = 270,631,872.48 × 108,014,646.72
  4. Step 4: Simplify right side
    196,112,445.12x = 29,232,206,097,099,292
  5. Step 5: Solve for x
    x = 29,232,206,097,099,292/196,112,445.12
  6. Step 6: Final answer
    x = 149,058,393.92

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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.