Home / 196,343,175.48-270,955,409.76-108,240,325.92

Finding the Fourth Proportional to 196,343,175.48, 270,955,409.76 and 108,240,325.92

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Solution

The fourth proportional to 196,343,175.48, 270,955,409.76 and 108,240,325.92 is: 149,372,657.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,343,175.48 : 270,955,409.76 = 108,240,325.92 : x
  2. Step 2: Convert to fraction form
    196,343,175.48/270,955,409.76 = 108,240,325.92/x
  3. Step 3: Cross multiply
    196,343,175.48x = 270,955,409.76 × 108,240,325.92
  4. Step 4: Simplify right side
    196,343,175.48x = 29,328,301,862,209,548
  5. Step 5: Solve for x
    x = 29,328,301,862,209,548/196,343,175.48
  6. Step 6: Final answer
    x = 149,372,657.29

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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.