Home / 201,204,226.20-301,806,339.30-71,816,057.40

Finding the Fourth Proportional to 201,204,226.20, 301,806,339.30 and 71,816,057.40

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Solution

The fourth proportional to 201,204,226.20, 301,806,339.30 and 71,816,057.40 is: 107,724,086.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,226.20 : 301,806,339.30 = 71,816,057.40 : x
  2. Step 2: Convert to fraction form
    201,204,226.20/301,806,339.30 = 71,816,057.40/x
  3. Step 3: Cross multiply
    201,204,226.20x = 301,806,339.30 × 71,816,057.40
  4. Step 4: Simplify right side
    201,204,226.20x = 21,674,541,386,852,680
  5. Step 5: Solve for x
    x = 21,674,541,386,852,680/201,204,226.20
  6. Step 6: Final answer
    x = 107,724,086.10

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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.