Home / 442,195,268.84-663,377,920.22-169,544,771.56

Finding the Fourth Proportional to 442,195,268.84, 663,377,920.22 and 169,544,771.56

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Solution

The fourth proportional to 442,195,268.84, 663,377,920.22 and 169,544,771.56 is: 254,349,754.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,195,268.84 : 663,377,920.22 = 169,544,771.56 : x
  2. Step 2: Convert to fraction form
    442,195,268.84/663,377,920.22 = 169,544,771.56/x
  3. Step 3: Cross multiply
    442,195,268.84x = 663,377,920.22 × 169,544,771.56
  4. Step 4: Simplify right side
    442,195,268.84x = 112,472,257,941,647,808
  5. Step 5: Solve for x
    x = 112,472,257,941,647,808/442,195,268.84
  6. Step 6: Final answer
    x = 254,349,754.21

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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.