Home / 121,388,026.41-182,034,111.51-48,591,238.23

Finding the Fourth Proportional to 121,388,026.41, 182,034,111.51 and 48,591,238.23

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Solution

The fourth proportional to 121,388,026.41, 182,034,111.51 and 48,591,238.23 is: 72,867,671.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,388,026.41 : 182,034,111.51 = 48,591,238.23 : x
  2. Step 2: Convert to fraction form
    121,388,026.41/182,034,111.51 = 48,591,238.23/x
  3. Step 3: Cross multiply
    121,388,026.41x = 182,034,111.51 × 48,591,238.23
  4. Step 4: Simplify right side
    121,388,026.41x = 8,845,262,878,368,794
  5. Step 5: Solve for x
    x = 8,845,262,878,368,794/121,388,026.41
  6. Step 6: Final answer
    x = 72,867,671.88

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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.