Home / 131,544,007.20-197,316,010.80-125,273,440.80

Finding the Fourth Proportional to 131,544,007.20, 197,316,010.80 and 125,273,440.80

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Solution

The fourth proportional to 131,544,007.20, 197,316,010.80 and 125,273,440.80 is: 187,910,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,544,007.20 : 197,316,010.80 = 125,273,440.80 : x
  2. Step 2: Convert to fraction form
    131,544,007.20/197,316,010.80 = 125,273,440.80/x
  3. Step 3: Cross multiply
    131,544,007.20x = 197,316,010.80 × 125,273,440.80
  4. Step 4: Simplify right side
    131,544,007.20x = 24,718,455,597,845,960
  5. Step 5: Solve for x
    x = 24,718,455,597,845,960/131,544,007.20
  6. Step 6: Final answer
    x = 187,910,161.20

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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.