Home / 119,419,044,949.71-179,153,724,986.87-38,738,448,557.48

Finding the Fourth Proportional to 119,419,044,949.71, 179,153,724,986.87 and 38,738,448,557.48

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Solution

The fourth proportional to 119,419,044,949.71, 179,153,724,986.87 and 38,738,448,557.48 is: 58,115,833,719.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,419,044,949.71 : 179,153,724,986.87 = 38,738,448,557.48 : x
  2. Step 2: Convert to fraction form
    119,419,044,949.71/179,153,724,986.87 = 38,738,448,557.48/x
  3. Step 3: Cross multiply
    119,419,044,949.71x = 179,153,724,986.87 × 38,738,448,557.48
  4. Step 4: Simplify right side
    119,419,044,949.71x = 6,940,137,359,284,423,884,800
  5. Step 5: Solve for x
    x = 6,940,137,359,284,423,884,800/119,419,044,949.71
  6. Step 6: Final answer
    x = 58,115,833,719.88

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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.