Home / 426,683,378.48-588,823,081.80-231,113,090.48

Finding the Fourth Proportional to 426,683,378.48, 588,823,081.80 and 231,113,090.48

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Solution

The fourth proportional to 426,683,378.48, 588,823,081.80 and 231,113,090.48 is: 318,936,075.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,683,378.48 : 588,823,081.80 = 231,113,090.48 : x
  2. Step 2: Convert to fraction form
    426,683,378.48/588,823,081.80 = 231,113,090.48/x
  3. Step 3: Cross multiply
    426,683,378.48x = 588,823,081.80 × 231,113,090.48
  4. Step 4: Simplify right side
    426,683,378.48x = 136,084,722,180,755,824
  5. Step 5: Solve for x
    x = 136,084,722,180,755,824/426,683,378.48
  6. Step 6: Final answer
    x = 318,936,075.42

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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.