Home / 492,280,282.17-738,420,358.66-201,147,103.90

Finding the Fourth Proportional to 492,280,282.17, 738,420,358.66 and 201,147,103.90

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Solution

The fourth proportional to 492,280,282.17, 738,420,358.66 and 201,147,103.90 is: 301,720,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,280,282.17 : 738,420,358.66 = 201,147,103.90 : x
  2. Step 2: Convert to fraction form
    492,280,282.17/738,420,358.66 = 201,147,103.90/x
  3. Step 3: Cross multiply
    492,280,282.17x = 738,420,358.66 × 201,147,103.90
  4. Step 4: Simplify right side
    492,280,282.17x = 148,531,116,605,258,272
  5. Step 5: Solve for x
    x = 148,531,116,605,258,272/492,280,282.17
  6. Step 6: Final answer
    x = 301,720,629.46

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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.