Home / 160,071,449.72-220,901,108.46-93,993,409.04

Finding the Fourth Proportional to 160,071,449.72, 220,901,108.46 and 93,993,409.04

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Solution

The fourth proportional to 160,071,449.72, 220,901,108.46 and 93,993,409.04 is: 129,712,377.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,071,449.72 : 220,901,108.46 = 93,993,409.04 : x
  2. Step 2: Convert to fraction form
    160,071,449.72/220,901,108.46 = 93,993,409.04/x
  3. Step 3: Cross multiply
    160,071,449.72x = 220,901,108.46 × 93,993,409.04
  4. Step 4: Simplify right side
    160,071,449.72x = 20,763,248,244,870,188
  5. Step 5: Solve for x
    x = 20,763,248,244,870,188/160,071,449.72
  6. Step 6: Final answer
    x = 129,712,377.07

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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.