Home / 196,343,173.98-270,955,407.69-108,240,324.42

Finding the Fourth Proportional to 196,343,173.98, 270,955,407.69 and 108,240,324.42

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Solution

The fourth proportional to 196,343,173.98, 270,955,407.69 and 108,240,324.42 is: 149,372,655.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,343,173.98 : 270,955,407.69 = 108,240,324.42 : x
  2. Step 2: Convert to fraction form
    196,343,173.98/270,955,407.69 = 108,240,324.42/x
  3. Step 3: Cross multiply
    196,343,173.98x = 270,955,407.69 × 108,240,324.42
  4. Step 4: Simplify right side
    196,343,173.98x = 29,328,301,231,718,964
  5. Step 5: Solve for x
    x = 29,328,301,231,718,964/196,343,173.98
  6. Step 6: Final answer
    x = 149,372,655.22

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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.