Home / 2,638,110,048.80-3,957,292,342.62-867,441,566.30

Finding the Fourth Proportional to 2,638,110,048.80, 3,957,292,342.62 and 867,441,566.30

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Solution

The fourth proportional to 2,638,110,048.80, 3,957,292,342.62 and 867,441,566.30 is: 1,301,204,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,110,048.80 : 3,957,292,342.62 = 867,441,566.30 : x
  2. Step 2: Convert to fraction form
    2,638,110,048.80/3,957,292,342.62 = 867,441,566.30/x
  3. Step 3: Cross multiply
    2,638,110,048.80x = 3,957,292,342.62 × 867,441,566.30
  4. Step 4: Simplify right side
    2,638,110,048.80x = 3,432,719,867,999,182,336
  5. Step 5: Solve for x
    x = 3,432,719,867,999,182,336/2,638,110,048.80
  6. Step 6: Final answer
    x = 1,301,204,197.14

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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.