Home / 221,434,282.20-332,151,423.30-135,340,840.20

Finding the Fourth Proportional to 221,434,282.20, 332,151,423.30 and 135,340,840.20

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Solution

The fourth proportional to 221,434,282.20, 332,151,423.30 and 135,340,840.20 is: 203,011,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,434,282.20 : 332,151,423.30 = 135,340,840.20 : x
  2. Step 2: Convert to fraction form
    221,434,282.20/332,151,423.30 = 135,340,840.20/x
  3. Step 3: Cross multiply
    221,434,282.20x = 332,151,423.30 × 135,340,840.20
  4. Step 4: Simplify right side
    221,434,282.20x = 44,953,652,703,047,856
  5. Step 5: Solve for x
    x = 44,953,652,703,047,856/221,434,282.20
  6. Step 6: Final answer
    x = 203,011,260.30

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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.