Home / 133,468,030.40-200,202,045.60-107,489,969.60

Finding the Fourth Proportional to 133,468,030.40, 200,202,045.60 and 107,489,969.60

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Solution

The fourth proportional to 133,468,030.40, 200,202,045.60 and 107,489,969.60 is: 161,234,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,468,030.40 : 200,202,045.60 = 107,489,969.60 : x
  2. Step 2: Convert to fraction form
    133,468,030.40/200,202,045.60 = 107,489,969.60/x
  3. Step 3: Cross multiply
    133,468,030.40x = 200,202,045.60 × 107,489,969.60
  4. Step 4: Simplify right side
    133,468,030.40x = 21,519,711,795,401,812
  5. Step 5: Solve for x
    x = 21,519,711,795,401,812/133,468,030.40
  6. Step 6: Final answer
    x = 161,234,954.40

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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.