Home / 172,981,834.53-238,714,775.85-97,644,023.55

Finding the Fourth Proportional to 172,981,834.53, 238,714,775.85 and 97,644,023.55

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Solution

The fourth proportional to 172,981,834.53, 238,714,775.85 and 97,644,023.55 is: 134,748,664.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,981,834.53 : 238,714,775.85 = 97,644,023.55 : x
  2. Step 2: Convert to fraction form
    172,981,834.53/238,714,775.85 = 97,644,023.55/x
  3. Step 3: Cross multiply
    172,981,834.53x = 238,714,775.85 × 97,644,023.55
  4. Step 4: Simplify right side
    172,981,834.53x = 23,309,071,194,830,368
  5. Step 5: Solve for x
    x = 23,309,071,194,830,368/172,981,834.53
  6. Step 6: Final answer
    x = 134,748,664.55

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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.