Home / 356,485,666.49-534,351,098.54-119,909,975.85

Finding the Fourth Proportional to 356,485,666.49, 534,351,098.54 and 119,909,975.85

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Solution

The fourth proportional to 356,485,666.49, 534,351,098.54 and 119,909,975.85 is: 179,738,018.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,485,666.49 : 534,351,098.54 = 119,909,975.85 : x
  2. Step 2: Convert to fraction form
    356,485,666.49/534,351,098.54 = 119,909,975.85/x
  3. Step 3: Cross multiply
    356,485,666.49x = 534,351,098.54 × 119,909,975.85
  4. Step 4: Simplify right side
    356,485,666.49x = 64,074,027,320,752,824
  5. Step 5: Solve for x
    x = 64,074,027,320,752,824/356,485,666.49
  6. Step 6: Final answer
    x = 179,738,018.51

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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.