Home / 395,753,090.90-593,720,835.62-136,968,314.18

Finding the Fourth Proportional to 395,753,090.90, 593,720,835.62 and 136,968,314.18

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Solution

The fourth proportional to 395,753,090.90, 593,720,835.62 and 136,968,314.18 is: 205,484,034.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,753,090.90 : 593,720,835.62 = 136,968,314.18 : x
  2. Step 2: Convert to fraction form
    395,753,090.90/593,720,835.62 = 136,968,314.18/x
  3. Step 3: Cross multiply
    395,753,090.90x = 593,720,835.62 × 136,968,314.18
  4. Step 4: Simplify right side
    395,753,090.90x = 81,320,941,944,758,864
  5. Step 5: Solve for x
    x = 81,320,941,944,758,864/395,753,090.90
  6. Step 6: Final answer
    x = 205,484,034.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.