Home / 195,082,777.98-292,551,259.77-78,458,770.20

Finding the Fourth Proportional to 195,082,777.98, 292,551,259.77 and 78,458,770.20

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Solution

The fourth proportional to 195,082,777.98, 292,551,259.77 and 78,458,770.20 is: 117,658,833.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,082,777.98 : 292,551,259.77 = 78,458,770.20 : x
  2. Step 2: Convert to fraction form
    195,082,777.98/292,551,259.77 = 78,458,770.20/x
  3. Step 3: Cross multiply
    195,082,777.98x = 292,551,259.77 × 78,458,770.20
  4. Step 4: Simplify right side
    195,082,777.98x = 22,953,212,062,014,936
  5. Step 5: Solve for x
    x = 22,953,212,062,014,936/195,082,777.98
  6. Step 6: Final answer
    x = 117,658,833.34

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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.