Home / 368,694,989.82-552,656,174.27-171,796,070.16

Finding the Fourth Proportional to 368,694,989.82, 552,656,174.27 and 171,796,070.16

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Solution

The fourth proportional to 368,694,989.82, 552,656,174.27 and 171,796,070.16 is: 257,514,101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,694,989.82 : 552,656,174.27 = 171,796,070.16 : x
  2. Step 2: Convert to fraction form
    368,694,989.82/552,656,174.27 = 171,796,070.16/x
  3. Step 3: Cross multiply
    368,694,989.82x = 552,656,174.27 × 171,796,070.16
  4. Step 4: Simplify right side
    368,694,989.82x = 94,944,158,888,387,120
  5. Step 5: Solve for x
    x = 94,944,158,888,387,120/368,694,989.82
  6. Step 6: Final answer
    x = 257,514,101.11

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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.