Home / 802,469,905.20-1,203,704,857.80-583,657,930.80

Finding the Fourth Proportional to 802,469,905.20, 1,203,704,857.80 and 583,657,930.80

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Solution

The fourth proportional to 802,469,905.20, 1,203,704,857.80 and 583,657,930.80 is: 875,486,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,469,905.20 : 1,203,704,857.80 = 583,657,930.80 : x
  2. Step 2: Convert to fraction form
    802,469,905.20/1,203,704,857.80 = 583,657,930.80/x
  3. Step 3: Cross multiply
    802,469,905.20x = 1,203,704,857.80 × 583,657,930.80
  4. Step 4: Simplify right side
    802,469,905.20x = 702,551,886,597,456,128
  5. Step 5: Solve for x
    x = 702,551,886,597,456,128/802,469,905.20
  6. Step 6: Final answer
    x = 875,486,896.20

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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.