Home / 195,261,771.96-292,883,192.28-72,464,028.84

Finding the Fourth Proportional to 195,261,771.96, 292,883,192.28 and 72,464,028.84

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Solution

The fourth proportional to 195,261,771.96, 292,883,192.28 and 72,464,028.84 is: 108,692,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,261,771.96 : 292,883,192.28 = 72,464,028.84 : x
  2. Step 2: Convert to fraction form
    195,261,771.96/292,883,192.28 = 72,464,028.84/x
  3. Step 3: Cross multiply
    195,261,771.96x = 292,883,192.28 × 72,464,028.84
  4. Step 4: Simplify right side
    195,261,771.96x = 21,223,496,092,129,184
  5. Step 5: Solve for x
    x = 21,223,496,092,129,184/195,261,771.96
  6. Step 6: Final answer
    x = 108,692,530.44

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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.