Home / 255,021,361.11-382,530,757.66-99,590,952.54

Finding the Fourth Proportional to 255,021,361.11, 382,530,757.66 and 99,590,952.54

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Solution

The fourth proportional to 255,021,361.11, 382,530,757.66 and 99,590,952.54 is: 149,385,927.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,021,361.11 : 382,530,757.66 = 99,590,952.54 : x
  2. Step 2: Convert to fraction form
    255,021,361.11/382,530,757.66 = 99,590,952.54/x
  3. Step 3: Cross multiply
    255,021,361.11x = 382,530,757.66 × 99,590,952.54
  4. Step 4: Simplify right side
    255,021,361.11x = 38,096,602,530,709,344
  5. Step 5: Solve for x
    x = 38,096,602,530,709,344/255,021,361.11
  6. Step 6: Final answer
    x = 149,385,927.38

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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.