Home / 409,626,076.61-565,174,995.28-233,410,315.79

Finding the Fourth Proportional to 409,626,076.61, 565,174,995.28 and 233,410,315.79

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Solution

The fourth proportional to 409,626,076.61, 565,174,995.28 and 233,410,315.79 is: 322,044,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,626,076.61 : 565,174,995.28 = 233,410,315.79 : x
  2. Step 2: Convert to fraction form
    409,626,076.61/565,174,995.28 = 233,410,315.79/x
  3. Step 3: Cross multiply
    409,626,076.61x = 565,174,995.28 × 233,410,315.79
  4. Step 4: Simplify right side
    409,626,076.61x = 131,917,674,120,923,632
  5. Step 5: Solve for x
    x = 131,917,674,120,923,632/409,626,076.61
  6. Step 6: Final answer
    x = 322,044,131.60

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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.