Home / 1,222,125,979,301.50-1,686,457,860,573.80-673,386,576,218.44

Finding the Fourth Proportional to 1,222,125,979,301.50, 1,686,457,860,573.80 and 673,386,576,218.44

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Solution

The fourth proportional to 1,222,125,979,301.50, 1,686,457,860,573.80 and 673,386,576,218.44 is: 929,231,604,517.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,125,979,301.50 : 1,686,457,860,573.80 = 673,386,576,218.44 : x
  2. Step 2: Convert to fraction form
    1,222,125,979,301.50/1,686,457,860,573.80 = 673,386,576,218.44/x
  3. Step 3: Cross multiply
    1,222,125,979,301.50x = 1,686,457,860,573.80 × 673,386,576,218.44
  4. Step 4: Simplify right side
    1,222,125,979,301.50x = 1,135,638,084,668,466,365,726,720
  5. Step 5: Solve for x
    x = 1,135,638,084,668,466,365,726,720/1,222,125,979,301.50
  6. Step 6: Final answer
    x = 929,231,604,517.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.