Home / 2,042,179,416.62-2,818,133,191.58-1,137,888,628.20

Finding the Fourth Proportional to 2,042,179,416.62, 2,818,133,191.58 and 1,137,888,628.20

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Solution

The fourth proportional to 2,042,179,416.62, 2,818,133,191.58 and 1,137,888,628.20 is: 1,570,244,849.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,179,416.62 : 2,818,133,191.58 = 1,137,888,628.20 : x
  2. Step 2: Convert to fraction form
    2,042,179,416.62/2,818,133,191.58 = 1,137,888,628.20/x
  3. Step 3: Cross multiply
    2,042,179,416.62x = 2,818,133,191.58 × 1,137,888,628.20
  4. Step 4: Simplify right side
    2,042,179,416.62x = 3,206,721,711,451,853,824
  5. Step 5: Solve for x
    x = 3,206,721,711,451,853,824/2,042,179,416.62
  6. Step 6: Final answer
    x = 1,570,244,849.87

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Double scale
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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.