Home / 200,623,404.30-300,935,106.45-179,578,340.70

Finding the Fourth Proportional to 200,623,404.30, 300,935,106.45 and 179,578,340.70

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Solution

The fourth proportional to 200,623,404.30, 300,935,106.45 and 179,578,340.70 is: 269,367,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,623,404.30 : 300,935,106.45 = 179,578,340.70 : x
  2. Step 2: Convert to fraction form
    200,623,404.30/300,935,106.45 = 179,578,340.70/x
  3. Step 3: Cross multiply
    200,623,404.30x = 300,935,106.45 × 179,578,340.70
  4. Step 4: Simplify right side
    200,623,404.30x = 54,041,427,074,668,864
  5. Step 5: Solve for x
    x = 54,041,427,074,668,864/200,623,404.30
  6. Step 6: Final answer
    x = 269,367,511.05

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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.