Home / 684,175,893.93-944,233,105.16-416,270,745.81

Finding the Fourth Proportional to 684,175,893.93, 944,233,105.16 and 416,270,745.81

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Solution

The fourth proportional to 684,175,893.93, 944,233,105.16 and 416,270,745.81 is: 574,496,445.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,175,893.93 : 944,233,105.16 = 416,270,745.81 : x
  2. Step 2: Convert to fraction form
    684,175,893.93/944,233,105.16 = 416,270,745.81/x
  3. Step 3: Cross multiply
    684,175,893.93x = 944,233,105.16 × 416,270,745.81
  4. Step 4: Simplify right side
    684,175,893.93x = 393,056,618,904,486,080
  5. Step 5: Solve for x
    x = 393,056,618,904,486,080/684,175,893.93
  6. Step 6: Final answer
    x = 574,496,445.13

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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.