Home / 124,017,196.14-171,142,372.51-68,261,424.48

Finding the Fourth Proportional to 124,017,196.14, 171,142,372.51 and 68,261,424.48

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Solution

The fourth proportional to 124,017,196.14, 171,142,372.51 and 68,261,424.48 is: 94,200,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,017,196.14 : 171,142,372.51 = 68,261,424.48 : x
  2. Step 2: Convert to fraction form
    124,017,196.14/171,142,372.51 = 68,261,424.48/x
  3. Step 3: Cross multiply
    124,017,196.14x = 171,142,372.51 × 68,261,424.48
  4. Step 4: Simplify right side
    124,017,196.14x = 11,682,422,136,419,394
  5. Step 5: Solve for x
    x = 11,682,422,136,419,394/124,017,196.14
  6. Step 6: Final answer
    x = 94,200,018.22

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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.