Home / 514,034,814,411.39-709,358,500,791.15-282,543,384,910.38

Finding the Fourth Proportional to 514,034,814,411.39, 709,358,500,791.15 and 282,543,384,910.38

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Solution

The fourth proportional to 514,034,814,411.39, 709,358,500,791.15 and 282,543,384,910.38 is: 389,904,625,736.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,034,814,411.39 : 709,358,500,791.15 = 282,543,384,910.38 : x
  2. Step 2: Convert to fraction form
    514,034,814,411.39/709,358,500,791.15 = 282,543,384,910.38/x
  3. Step 3: Cross multiply
    514,034,814,411.39x = 709,358,500,791.15 × 282,543,384,910.38
  4. Step 4: Simplify right side
    514,034,814,411.39x = 200,424,551,928,483,985,489,920
  5. Step 5: Solve for x
    x = 200,424,551,928,483,985,489,920/514,034,814,411.39
  6. Step 6: Final answer
    x = 389,904,625,736.27

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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.