Home / 1,820,228,540.70-2,730,342,811.05-1,802,088,687.90

Finding the Fourth Proportional to 1,820,228,540.70, 2,730,342,811.05 and 1,802,088,687.90

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Solution

The fourth proportional to 1,820,228,540.70, 2,730,342,811.05 and 1,802,088,687.90 is: 2,703,133,031.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,228,540.70 : 2,730,342,811.05 = 1,802,088,687.90 : x
  2. Step 2: Convert to fraction form
    1,820,228,540.70/2,730,342,811.05 = 1,802,088,687.90/x
  3. Step 3: Cross multiply
    1,820,228,540.70x = 2,730,342,811.05 × 1,802,088,687.90
  4. Step 4: Simplify right side
    1,820,228,540.70x = 4,920,319,893,882,292,224
  5. Step 5: Solve for x
    x = 4,920,319,893,882,292,224/1,820,228,540.70
  6. Step 6: Final answer
    x = 2,703,133,031.85

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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.