Home / 172,332,705.60-258,625,029.60-121,314,369.60

Finding the Fourth Proportional to 172,332,705.60, 258,625,029.60 and 121,314,369.60

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Solution

The fourth proportional to 172,332,705.60, 258,625,029.60 and 121,314,369.60 is: 182,060,232.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,332,705.60 : 258,625,029.60 = 121,314,369.60 : x
  2. Step 2: Convert to fraction form
    172,332,705.60/258,625,029.60 = 121,314,369.60/x
  3. Step 3: Cross multiply
    172,332,705.60x = 258,625,029.60 × 121,314,369.60
  4. Step 4: Simplify right side
    172,332,705.60x = 31,374,932,428,705,336
  5. Step 5: Solve for x
    x = 31,374,932,428,705,336/172,332,705.60
  6. Step 6: Final answer
    x = 182,060,232.38

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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.