Home / 180,846,724.60-271,270,086.90-129,828,388.60

Finding the Fourth Proportional to 180,846,724.60, 271,270,086.90 and 129,828,388.60

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Solution

The fourth proportional to 180,846,724.60, 271,270,086.90 and 129,828,388.60 is: 194,742,582.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,846,724.60 : 271,270,086.90 = 129,828,388.60 : x
  2. Step 2: Convert to fraction form
    180,846,724.60/271,270,086.90 = 129,828,388.60/x
  3. Step 3: Cross multiply
    180,846,724.60x = 271,270,086.90 × 129,828,388.60
  4. Step 4: Simplify right side
    180,846,724.60x = 35,218,558,257,608,964
  5. Step 5: Solve for x
    x = 35,218,558,257,608,964/180,846,724.60
  6. Step 6: Final answer
    x = 194,742,582.90

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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.