Home / 220,344,293.70-330,233,005.35-133,991,036.10

Finding the Fourth Proportional to 220,344,293.70, 330,233,005.35 and 133,991,036.10

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Solution

The fourth proportional to 220,344,293.70, 330,233,005.35 and 133,991,036.10 is: 200,814,197.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,344,293.70 : 330,233,005.35 = 133,991,036.10 : x
  2. Step 2: Convert to fraction form
    220,344,293.70/330,233,005.35 = 133,991,036.10/x
  3. Step 3: Cross multiply
    220,344,293.70x = 330,233,005.35 × 133,991,036.10
  4. Step 4: Simplify right side
    220,344,293.70x = 44,248,262,541,263,344
  5. Step 5: Solve for x
    x = 44,248,262,541,263,344/220,344,293.70
  6. Step 6: Final answer
    x = 200,814,197.63

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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.