Home / 516,224,327.88-712,389,674.94-281,274,988.34

Finding the Fourth Proportional to 516,224,327.88, 712,389,674.94 and 281,274,988.34

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Solution

The fourth proportional to 516,224,327.88, 712,389,674.94 and 281,274,988.34 is: 388,159,539.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,224,327.88 : 712,389,674.94 = 281,274,988.34 : x
  2. Step 2: Convert to fraction form
    516,224,327.88/712,389,674.94 = 281,274,988.34/x
  3. Step 3: Cross multiply
    516,224,327.88x = 712,389,674.94 × 281,274,988.34
  4. Step 4: Simplify right side
    516,224,327.88x = 200,377,397,512,284,896
  5. Step 5: Solve for x
    x = 200,377,397,512,284,896/516,224,327.88
  6. Step 6: Final answer
    x = 388,159,539.74

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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.