Home / 25,668,289,382.26-35,381,311,172.37-20,233,962,865.79

Finding the Fourth Proportional to 25,668,289,382.26, 35,381,311,172.37 and 20,233,962,865.79

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Solution

The fourth proportional to 25,668,289,382.26, 35,381,311,172.37 and 20,233,962,865.79 is: 27,890,605,631.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668,289,382.26 : 35,381,311,172.37 = 20,233,962,865.79 : x
  2. Step 2: Convert to fraction form
    25,668,289,382.26/35,381,311,172.37 = 20,233,962,865.79/x
  3. Step 3: Cross multiply
    25,668,289,382.26x = 35,381,311,172.37 × 20,233,962,865.79
  4. Step 4: Simplify right side
    25,668,289,382.26x = 715,904,136,404,695,515,136
  5. Step 5: Solve for x
    x = 715,904,136,404,695,515,136/25,668,289,382.26
  6. Step 6: Final answer
    x = 27,890,605,631.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.