Home / 664,303,020.10-996,454,530.15-204,181,402.30

Finding the Fourth Proportional to 664,303,020.10, 996,454,530.15 and 204,181,402.30

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Solution

The fourth proportional to 664,303,020.10, 996,454,530.15 and 204,181,402.30 is: 306,272,103.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,303,020.10 : 996,454,530.15 = 204,181,402.30 : x
  2. Step 2: Convert to fraction form
    664,303,020.10/996,454,530.15 = 204,181,402.30/x
  3. Step 3: Cross multiply
    664,303,020.10x = 996,454,530.15 × 204,181,402.30
  4. Step 4: Simplify right side
    664,303,020.10x = 203,457,483,294,214,624
  5. Step 5: Solve for x
    x = 203,457,483,294,214,624/664,303,020.10
  6. Step 6: Final answer
    x = 306,272,103.45

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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.