Home / 295,702,900.72-408,053,472.54-161,714,355.52

Finding the Fourth Proportional to 295,702,900.72, 408,053,472.54 and 161,714,355.52

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Solution

The fourth proportional to 295,702,900.72, 408,053,472.54 and 161,714,355.52 is: 223,156,770.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,702,900.72 : 408,053,472.54 = 161,714,355.52 : x
  2. Step 2: Convert to fraction form
    295,702,900.72/408,053,472.54 = 161,714,355.52/x
  3. Step 3: Cross multiply
    295,702,900.72x = 408,053,472.54 × 161,714,355.52
  4. Step 4: Simplify right side
    295,702,900.72x = 65,988,104,329,504,128
  5. Step 5: Solve for x
    x = 65,988,104,329,504,128/295,702,900.72
  6. Step 6: Final answer
    x = 223,156,770.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.