Home / 577,360,384.80-866,040,577.20-543,348,160.80

Finding the Fourth Proportional to 577,360,384.80, 866,040,577.20 and 543,348,160.80

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Solution

The fourth proportional to 577,360,384.80, 866,040,577.20 and 543,348,160.80 is: 815,022,241.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,360,384.80 : 866,040,577.20 = 543,348,160.80 : x
  2. Step 2: Convert to fraction form
    577,360,384.80/866,040,577.20 = 543,348,160.80/x
  3. Step 3: Cross multiply
    577,360,384.80x = 866,040,577.20 × 543,348,160.80
  4. Step 4: Simplify right side
    577,360,384.80x = 470,561,554,799,790,400
  5. Step 5: Solve for x
    x = 470,561,554,799,790,400/577,360,384.80
  6. Step 6: Final answer
    x = 815,022,241.20

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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.