Home / 133,619,490.40-200,429,235.60-112,096,129.90

Finding the Fourth Proportional to 133,619,490.40, 200,429,235.60 and 112,096,129.90

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Solution

The fourth proportional to 133,619,490.40, 200,429,235.60 and 112,096,129.90 is: 168,144,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,619,490.40 : 200,429,235.60 = 112,096,129.90 : x
  2. Step 2: Convert to fraction form
    133,619,490.40/200,429,235.60 = 112,096,129.90/x
  3. Step 3: Cross multiply
    133,619,490.40x = 200,429,235.60 × 112,096,129.90
  4. Step 4: Simplify right side
    133,619,490.40x = 22,467,341,629,575,304
  5. Step 5: Solve for x
    x = 22,467,341,629,575,304/133,619,490.40
  6. Step 6: Final answer
    x = 168,144,194.85

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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.