Home / 759,840,773,251.20-1,139,761,159,876.80-263,534,400,643.20

Finding the Fourth Proportional to 759,840,773,251.20, 1,139,761,159,876.80 and 263,534,400,643.20

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Solution

The fourth proportional to 759,840,773,251.20, 1,139,761,159,876.80 and 263,534,400,643.20 is: 395,301,600,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,840,773,251.20 : 1,139,761,159,876.80 = 263,534,400,643.20 : x
  2. Step 2: Convert to fraction form
    759,840,773,251.20/1,139,761,159,876.80 = 263,534,400,643.20/x
  3. Step 3: Cross multiply
    759,840,773,251.20x = 1,139,761,159,876.80 × 263,534,400,643.20
  4. Step 4: Simplify right side
    759,840,773,251.20x = 300,366,274,144,530,969,133,056
  5. Step 5: Solve for x
    x = 300,366,274,144,530,969,133,056/759,840,773,251.20
  6. Step 6: Final answer
    x = 395,301,600,964.80

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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.