Home / 53,474,865,775.20-80,212,298,662.80-28,679,954,479.20

Finding the Fourth Proportional to 53,474,865,775.20, 80,212,298,662.80 and 28,679,954,479.20

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Solution

The fourth proportional to 53,474,865,775.20, 80,212,298,662.80 and 28,679,954,479.20 is: 43,019,931,718.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,474,865,775.20 : 80,212,298,662.80 = 28,679,954,479.20 : x
  2. Step 2: Convert to fraction form
    53,474,865,775.20/80,212,298,662.80 = 28,679,954,479.20/x
  3. Step 3: Cross multiply
    53,474,865,775.20x = 80,212,298,662.80 × 28,679,954,479.20
  4. Step 4: Simplify right side
    53,474,865,775.20x = 2,300,485,074,321,099,194,368
  5. Step 5: Solve for x
    x = 2,300,485,074,321,099,194,368/53,474,865,775.20
  6. Step 6: Final answer
    x = 43,019,931,718.80

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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.