Home / 201,793,624.20-302,690,436.30-99,756,952.20

Finding the Fourth Proportional to 201,793,624.20, 302,690,436.30 and 99,756,952.20

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Solution

The fourth proportional to 201,793,624.20, 302,690,436.30 and 99,756,952.20 is: 149,635,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,793,624.20 : 302,690,436.30 = 99,756,952.20 : x
  2. Step 2: Convert to fraction form
    201,793,624.20/302,690,436.30 = 99,756,952.20/x
  3. Step 3: Cross multiply
    201,793,624.20x = 302,690,436.30 × 99,756,952.20
  4. Step 4: Simplify right side
    201,793,624.20x = 30,195,475,385,376,248
  5. Step 5: Solve for x
    x = 30,195,475,385,376,248/201,793,624.20
  6. Step 6: Final answer
    x = 149,635,428.30

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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.