Home / 221,435,313.30-332,152,969.95-164,039,685.30

Finding the Fourth Proportional to 221,435,313.30, 332,152,969.95 and 164,039,685.30

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Solution

The fourth proportional to 221,435,313.30, 332,152,969.95 and 164,039,685.30 is: 246,059,527.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,435,313.30 : 332,152,969.95 = 164,039,685.30 : x
  2. Step 2: Convert to fraction form
    221,435,313.30/332,152,969.95 = 164,039,685.30/x
  3. Step 3: Cross multiply
    221,435,313.30x = 332,152,969.95 × 164,039,685.30
  4. Step 4: Simplify right side
    221,435,313.30x = 54,486,268,662,058,360
  5. Step 5: Solve for x
    x = 54,486,268,662,058,360/221,435,313.30
  6. Step 6: Final answer
    x = 246,059,527.95

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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.