Home / 400,593,104.40-552,542,473.20-281,767,713.12

Finding the Fourth Proportional to 400,593,104.40, 552,542,473.20 and 281,767,713.12

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Solution

The fourth proportional to 400,593,104.40, 552,542,473.20 and 281,767,713.12 is: 388,645,304.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,593,104.40 : 552,542,473.20 = 281,767,713.12 : x
  2. Step 2: Convert to fraction form
    400,593,104.40/552,542,473.20 = 281,767,713.12/x
  3. Step 3: Cross multiply
    400,593,104.40x = 552,542,473.20 × 281,767,713.12
  4. Step 4: Simplify right side
    400,593,104.40x = 155,688,629,075,232,896
  5. Step 5: Solve for x
    x = 155,688,629,075,232,896/400,593,104.40
  6. Step 6: Final answer
    x = 388,645,304.59

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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.