Home / 6,622,982,866.58-9,929,382,364.87-3,428,827,272.29

Finding the Fourth Proportional to 6,622,982,866.58, 9,929,382,364.87 and 3,428,827,272.29

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Solution

The fourth proportional to 6,622,982,866.58, 9,929,382,364.87 and 3,428,827,272.29 is: 5,140,604,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622,982,866.58 : 9,929,382,364.87 = 3,428,827,272.29 : x
  2. Step 2: Convert to fraction form
    6,622,982,866.58/9,929,382,364.87 = 3,428,827,272.29/x
  3. Step 3: Cross multiply
    6,622,982,866.58x = 9,929,382,364.87 × 3,428,827,272.29
  4. Step 4: Simplify right side
    6,622,982,866.58x = 34,046,137,049,677,885,440
  5. Step 5: Solve for x
    x = 34,046,137,049,677,885,440/6,622,982,866.58
  6. Step 6: Final answer
    x = 5,140,604,729.86

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Double scale
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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.