Home / 221,263,304.40-331,894,956.60-83,088,644.40

Finding the Fourth Proportional to 221,263,304.40, 331,894,956.60 and 83,088,644.40

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Solution

The fourth proportional to 221,263,304.40, 331,894,956.60 and 83,088,644.40 is: 124,632,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,263,304.40 : 331,894,956.60 = 83,088,644.40 : x
  2. Step 2: Convert to fraction form
    221,263,304.40/331,894,956.60 = 83,088,644.40/x
  3. Step 3: Cross multiply
    221,263,304.40x = 331,894,956.60 × 83,088,644.40
  4. Step 4: Simplify right side
    221,263,304.40x = 27,576,702,027,090,836
  5. Step 5: Solve for x
    x = 27,576,702,027,090,836/221,263,304.40
  6. Step 6: Final answer
    x = 124,632,966.60

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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.