Home / 25,668,289,384.26-35,381,311,175.13-20,233,962,867.79

Finding the Fourth Proportional to 25,668,289,384.26, 35,381,311,175.13 and 20,233,962,867.79

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Solution

The fourth proportional to 25,668,289,384.26, 35,381,311,175.13 and 20,233,962,867.79 is: 27,890,605,634.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668,289,384.26 : 35,381,311,175.13 = 20,233,962,867.79 : x
  2. Step 2: Convert to fraction form
    25,668,289,384.26/35,381,311,175.13 = 20,233,962,867.79/x
  3. Step 3: Cross multiply
    25,668,289,384.26x = 35,381,311,175.13 × 20,233,962,867.79
  4. Step 4: Simplify right side
    25,668,289,384.26x = 715,904,136,531,303,727,104
  5. Step 5: Solve for x
    x = 715,904,136,531,303,727,104/25,668,289,384.26
  6. Step 6: Final answer
    x = 27,890,605,634.60

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Double scale
Find fourth proportional to 25,668,289,385.26, 35,381,311,176.51 and 20,233,962,868.79
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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.