Home / 396,961,702.40-595,619,500.80-181,440,012.80

Finding the Fourth Proportional to 396,961,702.40, 595,619,500.80 and 181,440,012.80

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Solution

The fourth proportional to 396,961,702.40, 595,619,500.80 and 181,440,012.80 is: 272,240,896.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,961,702.40 : 595,619,500.80 = 181,440,012.80 : x
  2. Step 2: Convert to fraction form
    396,961,702.40/595,619,500.80 = 181,440,012.80/x
  3. Step 3: Cross multiply
    396,961,702.40x = 595,619,500.80 × 181,440,012.80
  4. Step 4: Simplify right side
    396,961,702.40x = 108,069,209,849,081,616
  5. Step 5: Solve for x
    x = 108,069,209,849,081,616/396,961,702.40
  6. Step 6: Final answer
    x = 272,240,896.78

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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.