Home / 492,280,281.92-738,420,358.28-201,147,103.65

Finding the Fourth Proportional to 492,280,281.92, 738,420,358.28 and 201,147,103.65

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Solution

The fourth proportional to 492,280,281.92, 738,420,358.28 and 201,147,103.65 is: 301,720,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,280,281.92 : 738,420,358.28 = 201,147,103.65 : x
  2. Step 2: Convert to fraction form
    492,280,281.92/738,420,358.28 = 201,147,103.65/x
  3. Step 3: Cross multiply
    492,280,281.92x = 738,420,358.28 × 201,147,103.65
  4. Step 4: Simplify right side
    492,280,281.92x = 148,531,116,344,720,160
  5. Step 5: Solve for x
    x = 148,531,116,344,720,160/492,280,281.92
  6. Step 6: Final answer
    x = 301,720,629.08

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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.