Home / 220,183,362.30-330,275,043.45-90,724,334.70

Finding the Fourth Proportional to 220,183,362.30, 330,275,043.45 and 90,724,334.70

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Solution

The fourth proportional to 220,183,362.30, 330,275,043.45 and 90,724,334.70 is: 136,086,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,183,362.30 : 330,275,043.45 = 90,724,334.70 : x
  2. Step 2: Convert to fraction form
    220,183,362.30/330,275,043.45 = 90,724,334.70/x
  3. Step 3: Cross multiply
    220,183,362.30x = 330,275,043.45 × 90,724,334.70
  4. Step 4: Simplify right side
    220,183,362.30x = 29,963,983,585,014,844
  5. Step 5: Solve for x
    x = 29,963,983,585,014,844/220,183,362.30
  6. Step 6: Final answer
    x = 136,086,502.05

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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.