Home / 245,283,747.30-368,023,773.48-99,728,496.90

Finding the Fourth Proportional to 245,283,747.30, 368,023,773.48 and 99,728,496.90

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Solution

The fourth proportional to 245,283,747.30, 368,023,773.48 and 99,728,496.90 is: 149,632,652.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,283,747.30 : 368,023,773.48 = 99,728,496.90 : x
  2. Step 2: Convert to fraction form
    245,283,747.30/368,023,773.48 = 99,728,496.90/x
  3. Step 3: Cross multiply
    245,283,747.30x = 368,023,773.48 × 99,728,496.90
  4. Step 4: Simplify right side
    245,283,747.30x = 36,702,457,752,626,488
  5. Step 5: Solve for x
    x = 36,702,457,752,626,488/245,283,747.30
  6. Step 6: Final answer
    x = 149,632,652.62

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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.