Home / 517,161,774.88-713,698,416.84-282,227,604.04

Finding the Fourth Proportional to 517,161,774.88, 713,698,416.84 and 282,227,604.04

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Solution

The fourth proportional to 517,161,774.88, 713,698,416.84 and 282,227,604.04 is: 389,482,370.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,161,774.88 : 713,698,416.84 = 282,227,604.04 : x
  2. Step 2: Convert to fraction form
    517,161,774.88/713,698,416.84 = 282,227,604.04/x
  3. Step 3: Cross multiply
    517,161,774.88x = 713,698,416.84 × 282,227,604.04
  4. Step 4: Simplify right side
    517,161,774.88x = 201,425,394,191,894,400
  5. Step 5: Solve for x
    x = 201,425,394,191,894,400/517,161,774.88
  6. Step 6: Final answer
    x = 389,482,370.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.