Home / 356,485,669.48-534,351,103.04-119,909,978.85

Finding the Fourth Proportional to 356,485,669.48, 534,351,103.04 and 119,909,978.85

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Solution

The fourth proportional to 356,485,669.48, 534,351,103.04 and 119,909,978.85 is: 179,738,023.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,485,669.48 : 534,351,103.04 = 119,909,978.85 : x
  2. Step 2: Convert to fraction form
    356,485,669.48/534,351,103.04 = 119,909,978.85/x
  3. Step 3: Cross multiply
    356,485,669.48x = 534,351,103.04 × 119,909,978.85
  4. Step 4: Simplify right side
    356,485,669.48x = 64,074,029,466,304,168
  5. Step 5: Solve for x
    x = 64,074,029,466,304,168/356,485,669.48
  6. Step 6: Final answer
    x = 179,738,023.02

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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.