Home / 133,619,658.40-200,429,487.60-112,096,297.90

Finding the Fourth Proportional to 133,619,658.40, 200,429,487.60 and 112,096,297.90

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Solution

The fourth proportional to 133,619,658.40, 200,429,487.60 and 112,096,297.90 is: 168,144,446.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,619,658.40 : 200,429,487.60 = 112,096,297.90 : x
  2. Step 2: Convert to fraction form
    133,619,658.40/200,429,487.60 = 112,096,297.90/x
  3. Step 3: Cross multiply
    133,619,658.40x = 200,429,487.60 × 112,096,297.90
  4. Step 4: Simplify right side
    133,619,658.40x = 22,467,403,549,953,956
  5. Step 5: Solve for x
    x = 22,467,403,549,953,956/133,619,658.40
  6. Step 6: Final answer
    x = 168,144,446.85

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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.