Home / 133,779,863.20-200,669,794.80-73,313,687.20

Finding the Fourth Proportional to 133,779,863.20, 200,669,794.80 and 73,313,687.20

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Solution

The fourth proportional to 133,779,863.20, 200,669,794.80 and 73,313,687.20 is: 109,970,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,779,863.20 : 200,669,794.80 = 73,313,687.20 : x
  2. Step 2: Convert to fraction form
    133,779,863.20/200,669,794.80 = 73,313,687.20/x
  3. Step 3: Cross multiply
    133,779,863.20x = 200,669,794.80 × 73,313,687.20
  4. Step 4: Simplify right side
    133,779,863.20x = 14,711,842,566,455,388
  5. Step 5: Solve for x
    x = 14,711,842,566,455,388/133,779,863.20
  6. Step 6: Final answer
    x = 109,970,530.80

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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.