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Finding the Fourth Proportional to 244,943,998.80, 367,415,998.20 and 220,001,701.20

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Solution

The fourth proportional to 244,943,998.80, 367,415,998.20 and 220,001,701.20 is: 330,002,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,943,998.80 : 367,415,998.20 = 220,001,701.20 : x
  2. Step 2: Convert to fraction form
    244,943,998.80/367,415,998.20 = 220,001,701.20/x
  3. Step 3: Cross multiply
    244,943,998.80x = 367,415,998.20 × 220,001,701.20
  4. Step 4: Simplify right side
    244,943,998.80x = 80,832,144,652,096,128
  5. Step 5: Solve for x
    x = 80,832,144,652,096,128/244,943,998.80
  6. Step 6: Final answer
    x = 330,002,551.80

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1.5x scale

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.