Home / 147,776,548,464.73-221,642,425,841.32-40,219,201,147.84

Finding the Fourth Proportional to 147,776,548,464.73, 221,642,425,841.32 and 40,219,201,147.84

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Solution

The fourth proportional to 147,776,548,464.73, 221,642,425,841.32 and 40,219,201,147.84 is: 60,322,706,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,776,548,464.73 : 221,642,425,841.32 = 40,219,201,147.84 : x
  2. Step 2: Convert to fraction form
    147,776,548,464.73/221,642,425,841.32 = 40,219,201,147.84/x
  3. Step 3: Cross multiply
    147,776,548,464.73x = 221,642,425,841.32 × 40,219,201,147.84
  4. Step 4: Simplify right side
    147,776,548,464.73x = 8,914,281,307,806,594,236,416
  5. Step 5: Solve for x
    x = 8,914,281,307,806,594,236,416/147,776,548,464.73
  6. Step 6: Final answer
    x = 60,322,706,142.61

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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.