Home / 323,604,843.90-485,407,265.85-214,765,727.10

Finding the Fourth Proportional to 323,604,843.90, 485,407,265.85 and 214,765,727.10

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Solution

The fourth proportional to 323,604,843.90, 485,407,265.85 and 214,765,727.10 is: 322,148,590.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,604,843.90 : 485,407,265.85 = 214,765,727.10 : x
  2. Step 2: Convert to fraction form
    323,604,843.90/485,407,265.85 = 214,765,727.10/x
  3. Step 3: Cross multiply
    323,604,843.90x = 485,407,265.85 × 214,765,727.10
  4. Step 4: Simplify right side
    323,604,843.90x = 104,248,844,389,898,256
  5. Step 5: Solve for x
    x = 104,248,844,389,898,256/323,604,843.90
  6. Step 6: Final answer
    x = 322,148,590.65

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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.