Home / 133,479,135.40-200,218,703.10-47,314,834.60

Finding the Fourth Proportional to 133,479,135.40, 200,218,703.10 and 47,314,834.60

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Solution

The fourth proportional to 133,479,135.40, 200,218,703.10 and 47,314,834.60 is: 70,972,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,479,135.40 : 200,218,703.10 = 47,314,834.60 : x
  2. Step 2: Convert to fraction form
    133,479,135.40/200,218,703.10 = 47,314,834.60/x
  3. Step 3: Cross multiply
    133,479,135.40x = 200,218,703.10 × 47,314,834.60
  4. Step 4: Simplify right side
    133,479,135.40x = 9,473,314,821,003,008
  5. Step 5: Solve for x
    x = 9,473,314,821,003,008/133,479,135.40
  6. Step 6: Final answer
    x = 70,972,251.90

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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.