Home / 728,065,080.28-1,092,091,033.52-230,075,676.82

Finding the Fourth Proportional to 728,065,080.28, 1,092,091,033.52 and 230,075,676.82

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Solution

The fourth proportional to 728,065,080.28, 1,092,091,033.52 and 230,075,676.82 is: 345,111,433.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,065,080.28 : 1,092,091,033.52 = 230,075,676.82 : x
  2. Step 2: Convert to fraction form
    728,065,080.28/1,092,091,033.52 = 230,075,676.82/x
  3. Step 3: Cross multiply
    728,065,080.28x = 1,092,091,033.52 × 230,075,676.82
  4. Step 4: Simplify right side
    728,065,080.28x = 251,263,583,689,657,856
  5. Step 5: Solve for x
    x = 251,263,583,689,657,856/728,065,080.28
  6. Step 6: Final answer
    x = 345,111,433.71

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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.