Home / 220,194,736.20-330,281,606.70-74,614,019.40

Finding the Fourth Proportional to 220,194,736.20, 330,281,606.70 and 74,614,019.40

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Solution

The fourth proportional to 220,194,736.20, 330,281,606.70 and 74,614,019.40 is: 111,917,471.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,194,736.20 : 330,281,606.70 = 74,614,019.40 : x
  2. Step 2: Convert to fraction form
    220,194,736.20/330,281,606.70 = 74,614,019.40/x
  3. Step 3: Cross multiply
    220,194,736.20x = 330,281,606.70 × 74,614,019.40
  4. Step 4: Simplify right side
    220,194,736.20x = 24,643,638,209,776,972
  5. Step 5: Solve for x
    x = 24,643,638,209,776,972/220,194,736.20
  6. Step 6: Final answer
    x = 111,917,471.94

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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.