Home / 54,454,998.40-81,682,497.60-54,136,133.80

Finding the Fourth Proportional to 54,454,998.40, 81,682,497.60 and 54,136,133.80

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Solution

The fourth proportional to 54,454,998.40, 81,682,497.60 and 54,136,133.80 is: 81,204,200.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,454,998.40 : 81,682,497.60 = 54,136,133.80 : x
  2. Step 2: Convert to fraction form
    54,454,998.40/81,682,497.60 = 54,136,133.80/x
  3. Step 3: Cross multiply
    54,454,998.40x = 81,682,497.60 × 54,136,133.80
  4. Step 4: Simplify right side
    54,454,998.40x = 4,421,974,619,191,778.50
  5. Step 5: Solve for x
    x = 4,421,974,619,191,778.50/54,454,998.40
  6. Step 6: Final answer
    x = 81,204,200.70

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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.