Home / 101,261,553-139,741,613.96-54,851,806.48

Finding the Fourth Proportional to 101,261,553, 139,741,613.96 and 54,851,806.48

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Solution

The fourth proportional to 101,261,553, 139,741,613.96 and 54,851,806.48 is: 75,695,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,261,553 : 139,741,613.96 = 54,851,806.48 : x
  2. Step 2: Convert to fraction form
    101,261,553/139,741,613.96 = 54,851,806.48/x
  3. Step 3: Cross multiply
    101,261,553x = 139,741,613.96 × 54,851,806.48
  4. Step 4: Simplify right side
    101,261,553x = 7,665,079,966,136,786
  5. Step 5: Solve for x
    x = 7,665,079,966,136,786/101,261,553
  6. Step 6: Final answer
    x = 75,695,856.32

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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.