Home / 133,468,289.40-200,202,434.10-107,490,228.60

Finding the Fourth Proportional to 133,468,289.40, 200,202,434.10 and 107,490,228.60

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Solution

The fourth proportional to 133,468,289.40, 200,202,434.10 and 107,490,228.60 is: 161,235,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,468,289.40 : 200,202,434.10 = 107,490,228.60 : x
  2. Step 2: Convert to fraction form
    133,468,289.40/200,202,434.10 = 107,490,228.60/x
  3. Step 3: Cross multiply
    133,468,289.40x = 200,202,434.10 × 107,490,228.60
  4. Step 4: Simplify right side
    133,468,289.40x = 21,519,805,407,685,432
  5. Step 5: Solve for x
    x = 21,519,805,407,685,432/133,468,289.40
  6. Step 6: Final answer
    x = 161,235,342.90

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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.