Home / 133,731,287.20-200,596,930.80-57,203,783.20

Finding the Fourth Proportional to 133,731,287.20, 200,596,930.80 and 57,203,783.20

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Solution

The fourth proportional to 133,731,287.20, 200,596,930.80 and 57,203,783.20 is: 85,805,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,731,287.20 : 200,596,930.80 = 57,203,783.20 : x
  2. Step 2: Convert to fraction form
    133,731,287.20/200,596,930.80 = 57,203,783.20/x
  3. Step 3: Cross multiply
    133,731,287.20x = 200,596,930.80 × 57,203,783.20
  4. Step 4: Simplify right side
    133,731,287.20x = 11,474,903,340,068,604
  5. Step 5: Solve for x
    x = 11,474,903,340,068,604/133,731,287.20
  6. Step 6: Final answer
    x = 85,805,674.80

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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.