Home / 517,161,773.88-713,698,415.46-282,227,603.04

Finding the Fourth Proportional to 517,161,773.88, 713,698,415.46 and 282,227,603.04

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Solution

The fourth proportional to 517,161,773.88, 713,698,415.46 and 282,227,603.04 is: 389,482,369.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,161,773.88 : 713,698,415.46 = 282,227,603.04 : x
  2. Step 2: Convert to fraction form
    517,161,773.88/713,698,415.46 = 282,227,603.04/x
  3. Step 3: Cross multiply
    517,161,773.88x = 713,698,415.46 × 282,227,603.04
  4. Step 4: Simplify right side
    517,161,773.88x = 201,425,393,088,721,920
  5. Step 5: Solve for x
    x = 201,425,393,088,721,920/517,161,773.88
  6. Step 6: Final answer
    x = 389,482,369.47

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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.