Home / 609,744,266.38-912,637,601.94-329,235,232.28

Finding the Fourth Proportional to 609,744,266.38, 912,637,601.94 and 329,235,232.28

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Solution

The fourth proportional to 609,744,266.38, 912,637,601.94 and 329,235,232.28 is: 492,784,384.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,744,266.38 : 912,637,601.94 = 329,235,232.28 : x
  2. Step 2: Convert to fraction form
    609,744,266.38/912,637,601.94 = 329,235,232.28/x
  3. Step 3: Cross multiply
    609,744,266.38x = 912,637,601.94 × 329,235,232.28
  4. Step 4: Simplify right side
    609,744,266.38x = 300,472,452,862,178,048
  5. Step 5: Solve for x
    x = 300,472,452,862,178,048/609,744,266.38
  6. Step 6: Final answer
    x = 492,784,384.26

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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.