Home / 329,384,868.48-494,078,457.51-83,741,529.78

Finding the Fourth Proportional to 329,384,868.48, 494,078,457.51 and 83,741,529.78

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Solution

The fourth proportional to 329,384,868.48, 494,078,457.51 and 83,741,529.78 is: 125,612,588.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,384,868.48 : 494,078,457.51 = 83,741,529.78 : x
  2. Step 2: Convert to fraction form
    329,384,868.48/494,078,457.51 = 83,741,529.78/x
  3. Step 3: Cross multiply
    329,384,868.48x = 494,078,457.51 × 83,741,529.78
  4. Step 4: Simplify right side
    329,384,868.48x = 41,374,885,864,960,912
  5. Step 5: Solve for x
    x = 41,374,885,864,960,912/329,384,868.48
  6. Step 6: Final answer
    x = 125,612,588.26

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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.