Home / 424,227,131.84-636,341,054.94-202,846,385

Finding the Fourth Proportional to 424,227,131.84, 636,341,054.94 and 202,846,385

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Solution

The fourth proportional to 424,227,131.84, 636,341,054.94 and 202,846,385 is: 304,269,748.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,227,131.84 : 636,341,054.94 = 202,846,385 : x
  2. Step 2: Convert to fraction form
    424,227,131.84/636,341,054.94 = 202,846,385/x
  3. Step 3: Cross multiply
    424,227,131.84x = 636,341,054.94 × 202,846,385
  4. Step 4: Simplify right side
    424,227,131.84x = 129,079,482,621,665,408
  5. Step 5: Solve for x
    x = 129,079,482,621,665,408/424,227,131.84
  6. Step 6: Final answer
    x = 304,269,748.29

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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.