Home / 172,981,835.53-238,714,777.23-97,644,024.55

Finding the Fourth Proportional to 172,981,835.53, 238,714,777.23 and 97,644,024.55

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Solution

The fourth proportional to 172,981,835.53, 238,714,777.23 and 97,644,024.55 is: 134,748,665.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,981,835.53 : 238,714,777.23 = 97,644,024.55 : x
  2. Step 2: Convert to fraction form
    172,981,835.53/238,714,777.23 = 97,644,024.55/x
  3. Step 3: Cross multiply
    172,981,835.53x = 238,714,777.23 × 97,644,024.55
  4. Step 4: Simplify right side
    172,981,835.53x = 23,309,071,568,293,900
  5. Step 5: Solve for x
    x = 23,309,071,568,293,900/172,981,835.53
  6. Step 6: Final answer
    x = 134,748,665.93

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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.