Home / 201,011,466.70-301,517,200.05-180,604,132.30

Finding the Fourth Proportional to 201,011,466.70, 301,517,200.05 and 180,604,132.30

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Solution

The fourth proportional to 201,011,466.70, 301,517,200.05 and 180,604,132.30 is: 270,906,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,011,466.70 : 301,517,200.05 = 180,604,132.30 : x
  2. Step 2: Convert to fraction form
    201,011,466.70/301,517,200.05 = 180,604,132.30/x
  3. Step 3: Cross multiply
    201,011,466.70x = 301,517,200.05 × 180,604,132.30
  4. Step 4: Simplify right side
    201,011,466.70x = 54,455,252,288,555,776
  5. Step 5: Solve for x
    x = 54,455,252,288,555,776/201,011,466.70
  6. Step 6: Final answer
    x = 270,906,198.45

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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.