Home / 179,692,713.23-269,650,656.02-115,042,915.58

Finding the Fourth Proportional to 179,692,713.23, 269,650,656.02 and 115,042,915.58

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Solution

The fourth proportional to 179,692,713.23, 269,650,656.02 and 115,042,915.58 is: 172,635,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,692,713.23 : 269,650,656.02 = 115,042,915.58 : x
  2. Step 2: Convert to fraction form
    179,692,713.23/269,650,656.02 = 115,042,915.58/x
  3. Step 3: Cross multiply
    179,692,713.23x = 269,650,656.02 × 115,042,915.58
  4. Step 4: Simplify right side
    179,692,713.23x = 31,021,397,655,539,832
  5. Step 5: Solve for x
    x = 31,021,397,655,539,832/179,692,713.23
  6. Step 6: Final answer
    x = 172,635,813.10

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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.