Home / 2,071,236,101.28-3,106,832,893.84-1,197,281,376.78

Finding the Fourth Proportional to 2,071,236,101.28, 3,106,832,893.84 and 1,197,281,376.78

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Solution

The fourth proportional to 2,071,236,101.28, 3,106,832,893.84 and 1,197,281,376.78 is: 1,795,909,776.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,236,101.28 : 3,106,832,893.84 = 1,197,281,376.78 : x
  2. Step 2: Convert to fraction form
    2,071,236,101.28/3,106,832,893.84 = 1,197,281,376.78/x
  3. Step 3: Cross multiply
    2,071,236,101.28x = 3,106,832,893.84 × 1,197,281,376.78
  4. Step 4: Simplify right side
    2,071,236,101.28x = 3,719,753,164,562,146,816
  5. Step 5: Solve for x
    x = 3,719,753,164,562,146,816/2,071,236,101.28
  6. Step 6: Final answer
    x = 1,795,909,776.90

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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.