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Finding the Fourth Proportional to 559,876,215.70, 839,814,323.55 and 534,367,047.70

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Solution

The fourth proportional to 559,876,215.70, 839,814,323.55 and 534,367,047.70 is: 801,550,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,876,215.70 : 839,814,323.55 = 534,367,047.70 : x
  2. Step 2: Convert to fraction form
    559,876,215.70/839,814,323.55 = 534,367,047.70/x
  3. Step 3: Cross multiply
    559,876,215.70x = 839,814,323.55 × 534,367,047.70
  4. Step 4: Simplify right side
    559,876,215.70x = 448,769,100,691,586,048
  5. Step 5: Solve for x
    x = 448,769,100,691,586,048/559,876,215.70
  6. Step 6: Final answer
    x = 801,550,571.55

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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.