Home / 28,802,640,147.60-43,203,960,221.40-16,999,642,592.40

Finding the Fourth Proportional to 28,802,640,147.60, 43,203,960,221.40 and 16,999,642,592.40

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Solution

The fourth proportional to 28,802,640,147.60, 43,203,960,221.40 and 16,999,642,592.40 is: 25,499,463,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,802,640,147.60 : 43,203,960,221.40 = 16,999,642,592.40 : x
  2. Step 2: Convert to fraction form
    28,802,640,147.60/43,203,960,221.40 = 16,999,642,592.40/x
  3. Step 3: Cross multiply
    28,802,640,147.60x = 43,203,960,221.40 × 16,999,642,592.40
  4. Step 4: Simplify right side
    28,802,640,147.60x = 734,451,882,340,066,787,328
  5. Step 5: Solve for x
    x = 734,451,882,340,066,787,328/28,802,640,147.60
  6. Step 6: Final answer
    x = 25,499,463,888.60

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Similar ratio
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1.5x scale

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.