Home / 2,285,857,659.51-3,429,127,202.00-811,873,634.67

Finding the Fourth Proportional to 2,285,857,659.51, 3,429,127,202.00 and 811,873,634.67

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Solution

The fourth proportional to 2,285,857,659.51, 3,429,127,202.00 and 811,873,634.67 is: 1,217,931,463.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,857,659.51 : 3,429,127,202.00 = 811,873,634.67 : x
  2. Step 2: Convert to fraction form
    2,285,857,659.51/3,429,127,202.00 = 811,873,634.67/x
  3. Step 3: Cross multiply
    2,285,857,659.51x = 3,429,127,202.00 × 811,873,634.67
  4. Step 4: Simplify right side
    2,285,857,659.51x = 2,784,017,965,229,447,680
  5. Step 5: Solve for x
    x = 2,784,017,965,229,447,680/2,285,857,659.51
  6. Step 6: Final answer
    x = 1,217,931,463.78

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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.