Home / 220,744,881.12-331,168,606.56-75,179,707.68

Finding the Fourth Proportional to 220,744,881.12, 331,168,606.56 and 75,179,707.68

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Solution

The fourth proportional to 220,744,881.12, 331,168,606.56 and 75,179,707.68 is: 112,787,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,744,881.12 : 331,168,606.56 = 75,179,707.68 : x
  2. Step 2: Convert to fraction form
    220,744,881.12/331,168,606.56 = 75,179,707.68/x
  3. Step 3: Cross multiply
    220,744,881.12x = 331,168,606.56 × 75,179,707.68
  4. Step 4: Simplify right side
    220,744,881.12x = 24,897,159,033,973,732
  5. Step 5: Solve for x
    x = 24,897,159,033,973,732/220,744,881.12
  6. Step 6: Final answer
    x = 112,787,027.76

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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.