Home / 756,766,392.21-1,135,209,014.44-204,060,499.47

Finding the Fourth Proportional to 756,766,392.21, 1,135,209,014.44 and 204,060,499.47

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Solution

The fourth proportional to 756,766,392.21, 1,135,209,014.44 and 204,060,499.47 is: 306,106,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,766,392.21 : 1,135,209,014.44 = 204,060,499.47 : x
  2. Step 2: Convert to fraction form
    756,766,392.21/1,135,209,014.44 = 204,060,499.47/x
  3. Step 3: Cross multiply
    756,766,392.21x = 1,135,209,014.44 × 204,060,499.47
  4. Step 4: Simplify right side
    756,766,392.21x = 231,651,318,488,962,688
  5. Step 5: Solve for x
    x = 231,651,318,488,962,688/756,766,392.21
  6. Step 6: Final answer
    x = 306,106,773.34

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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.