Home / 172,113,833.22-258,225,326.07-61,447,129.02

Finding the Fourth Proportional to 172,113,833.22, 258,225,326.07 and 61,447,129.02

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Solution

The fourth proportional to 172,113,833.22, 258,225,326.07 and 61,447,129.02 is: 92,190,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,113,833.22 : 258,225,326.07 = 61,447,129.02 : x
  2. Step 2: Convert to fraction form
    172,113,833.22/258,225,326.07 = 61,447,129.02/x
  3. Step 3: Cross multiply
    172,113,833.22x = 258,225,326.07 × 61,447,129.02
  4. Step 4: Simplify right side
    172,113,833.22x = 15,867,204,927,254,860
  5. Step 5: Solve for x
    x = 15,867,204,927,254,860/172,113,833.22
  6. Step 6: Final answer
    x = 92,190,178.04

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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.