Home / 294,021,860.86-405,737,738.18-160,056,991.78

Finding the Fourth Proportional to 294,021,860.86, 405,737,738.18 and 160,056,991.78

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Solution

The fourth proportional to 294,021,860.86, 405,737,738.18 and 160,056,991.78 is: 220,871,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,021,860.86 : 405,737,738.18 = 160,056,991.78 : x
  2. Step 2: Convert to fraction form
    294,021,860.86/405,737,738.18 = 160,056,991.78/x
  3. Step 3: Cross multiply
    294,021,860.86x = 405,737,738.18 × 160,056,991.78
  4. Step 4: Simplify right side
    294,021,860.86x = 64,941,161,824,712,056
  5. Step 5: Solve for x
    x = 64,941,161,824,712,056/294,021,860.86
  6. Step 6: Final answer
    x = 220,871,882.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.