Home / 133,463,143.40-200,194,715.10-47,298,842.60

Finding the Fourth Proportional to 133,463,143.40, 200,194,715.10 and 47,298,842.60

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Solution

The fourth proportional to 133,463,143.40, 200,194,715.10 and 47,298,842.60 is: 70,948,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,463,143.40 : 200,194,715.10 = 47,298,842.60 : x
  2. Step 2: Convert to fraction form
    133,463,143.40/200,194,715.10 = 47,298,842.60/x
  3. Step 3: Cross multiply
    133,463,143.40x = 200,194,715.10 × 47,298,842.60
  4. Step 4: Simplify right side
    133,463,143.40x = 9,468,978,318,866,744
  5. Step 5: Solve for x
    x = 9,468,978,318,866,744/133,463,143.40
  6. Step 6: Final answer
    x = 70,948,263.90

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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.