Home / 904,717,906.91-1,356,299,637.89-314,431,462.25

Finding the Fourth Proportional to 904,717,906.91, 1,356,299,637.89 and 314,431,462.25

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Solution

The fourth proportional to 904,717,906.91, 1,356,299,637.89 and 314,431,462.25 is: 471,377,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,717,906.91 : 1,356,299,637.89 = 314,431,462.25 : x
  2. Step 2: Convert to fraction form
    904,717,906.91/1,356,299,637.89 = 314,431,462.25/x
  3. Step 3: Cross multiply
    904,717,906.91x = 1,356,299,637.89 × 314,431,462.25
  4. Step 4: Simplify right side
    904,717,906.91x = 426,463,278,382,544,576
  5. Step 5: Solve for x
    x = 426,463,278,382,544,576/904,717,906.91
  6. Step 6: Final answer
    x = 471,377,072.48

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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.