Home / 79,612,696,631.85-119,435,816,655.97-25,825,632,370.35

Finding the Fourth Proportional to 79,612,696,631.85, 119,435,816,655.97 and 25,825,632,370.35

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Solution

The fourth proportional to 79,612,696,631.85, 119,435,816,655.97 and 25,825,632,370.35 is: 38,743,889,144.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,612,696,631.85 : 119,435,816,655.97 = 25,825,632,370.35 : x
  2. Step 2: Convert to fraction form
    79,612,696,631.85/119,435,816,655.97 = 25,825,632,370.35/x
  3. Step 3: Cross multiply
    79,612,696,631.85x = 119,435,816,655.97 × 25,825,632,370.35
  4. Step 4: Simplify right side
    79,612,696,631.85x = 3,084,505,492,809,606,234,112
  5. Step 5: Solve for x
    x = 3,084,505,492,809,606,234,112/79,612,696,631.85
  6. Step 6: Final answer
    x = 38,743,889,144.63

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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.