Home / 236,129,687.85-325,963,458.12-152,538,575.61

Finding the Fourth Proportional to 236,129,687.85, 325,963,458.12 and 152,538,575.61

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Solution

The fourth proportional to 236,129,687.85, 325,963,458.12 and 152,538,575.61 is: 210,570,733.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,129,687.85 : 325,963,458.12 = 152,538,575.61 : x
  2. Step 2: Convert to fraction form
    236,129,687.85/325,963,458.12 = 152,538,575.61/x
  3. Step 3: Cross multiply
    236,129,687.85x = 325,963,458.12 × 152,538,575.61
  4. Step 4: Simplify right side
    236,129,687.85x = 49,722,001,602,534,696
  5. Step 5: Solve for x
    x = 49,722,001,602,534,696/236,129,687.85
  6. Step 6: Final answer
    x = 210,570,733.63

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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.