Home / 3,849,324,165.89-5,776,415,100.28-1,638,530,270.19

Finding the Fourth Proportional to 3,849,324,165.89, 5,776,415,100.28 and 1,638,530,270.19

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Solution

The fourth proportional to 3,849,324,165.89, 5,776,415,100.28 and 1,638,530,270.19 is: 2,458,829,287.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,324,165.89 : 5,776,415,100.28 = 1,638,530,270.19 : x
  2. Step 2: Convert to fraction form
    3,849,324,165.89/5,776,415,100.28 = 1,638,530,270.19/x
  3. Step 3: Cross multiply
    3,849,324,165.89x = 5,776,415,100.28 × 1,638,530,270.19
  4. Step 4: Simplify right side
    3,849,324,165.89x = 9,464,830,994,973,939,712
  5. Step 5: Solve for x
    x = 9,464,830,994,973,939,712/3,849,324,165.89
  6. Step 6: Final answer
    x = 2,458,829,287.19

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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.