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Finding the Fourth Proportional to 597,978,209.70, 896,967,314.55 and 352,082,427.30

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Solution

The fourth proportional to 597,978,209.70, 896,967,314.55 and 352,082,427.30 is: 528,123,640.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,978,209.70 : 896,967,314.55 = 352,082,427.30 : x
  2. Step 2: Convert to fraction form
    597,978,209.70/896,967,314.55 = 352,082,427.30/x
  3. Step 3: Cross multiply
    597,978,209.70x = 896,967,314.55 × 352,082,427.30
  4. Step 4: Simplify right side
    597,978,209.70x = 315,806,429,315,526,592
  5. Step 5: Solve for x
    x = 315,806,429,315,526,592/597,978,209.70
  6. Step 6: Final answer
    x = 528,123,640.95

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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.