Home / 561,093,957.08-774,333,573.94-313,575,304.04

Finding the Fourth Proportional to 561,093,957.08, 774,333,573.94 and 313,575,304.04

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Solution

The fourth proportional to 561,093,957.08, 774,333,573.94 and 313,575,304.04 is: 432,747,283.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,093,957.08 : 774,333,573.94 = 313,575,304.04 : x
  2. Step 2: Convert to fraction form
    561,093,957.08/774,333,573.94 = 313,575,304.04/x
  3. Step 3: Cross multiply
    561,093,957.08x = 774,333,573.94 × 313,575,304.04
  4. Step 4: Simplify right side
    561,093,957.08x = 242,811,885,871,959,744
  5. Step 5: Solve for x
    x = 242,811,885,871,959,744/561,093,957.08
  6. Step 6: Final answer
    x = 432,747,283.78

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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.