Home / 131,948,006.70-197,922,010.05-111,540,672.30

Finding the Fourth Proportional to 131,948,006.70, 197,922,010.05 and 111,540,672.30

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Solution

The fourth proportional to 131,948,006.70, 197,922,010.05 and 111,540,672.30 is: 167,311,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,948,006.70 : 197,922,010.05 = 111,540,672.30 : x
  2. Step 2: Convert to fraction form
    131,948,006.70/197,922,010.05 = 111,540,672.30/x
  3. Step 3: Cross multiply
    131,948,006.70x = 197,922,010.05 × 111,540,672.30
  4. Step 4: Simplify right side
    131,948,006.70x = 22,076,354,063,944,356
  5. Step 5: Solve for x
    x = 22,076,354,063,944,356/131,948,006.70
  6. Step 6: Final answer
    x = 167,311,008.45

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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.