Home / 356,201,998.20-534,302,997.30-275,480,897.40

Finding the Fourth Proportional to 356,201,998.20, 534,302,997.30 and 275,480,897.40

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Solution

The fourth proportional to 356,201,998.20, 534,302,997.30 and 275,480,897.40 is: 413,221,346.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,201,998.20 : 534,302,997.30 = 275,480,897.40 : x
  2. Step 2: Convert to fraction form
    356,201,998.20/534,302,997.30 = 275,480,897.40/x
  3. Step 3: Cross multiply
    356,201,998.20x = 534,302,997.30 × 275,480,897.40
  4. Step 4: Simplify right side
    356,201,998.20x = 147,190,269,179,713,760
  5. Step 5: Solve for x
    x = 147,190,269,179,713,760/356,201,998.20
  6. Step 6: Final answer
    x = 413,221,346.10

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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.