Home / 220,183,176.30-330,274,764.45-90,724,148.70

Finding the Fourth Proportional to 220,183,176.30, 330,274,764.45 and 90,724,148.70

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Solution

The fourth proportional to 220,183,176.30, 330,274,764.45 and 90,724,148.70 is: 136,086,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,183,176.30 : 330,274,764.45 = 90,724,148.70 : x
  2. Step 2: Convert to fraction form
    220,183,176.30/330,274,764.45 = 90,724,148.70/x
  3. Step 3: Cross multiply
    220,183,176.30x = 330,274,764.45 × 90,724,148.70
  4. Step 4: Simplify right side
    220,183,176.30x = 29,963,896,841,819,272
  5. Step 5: Solve for x
    x = 29,963,896,841,819,272/220,183,176.30
  6. Step 6: Final answer
    x = 136,086,223.05

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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.