Home / 340,992,002.10-511,488,003.15-204,831,131.70

Finding the Fourth Proportional to 340,992,002.10, 511,488,003.15 and 204,831,131.70

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Solution

The fourth proportional to 340,992,002.10, 511,488,003.15 and 204,831,131.70 is: 307,246,697.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,992,002.10 : 511,488,003.15 = 204,831,131.70 : x
  2. Step 2: Convert to fraction form
    340,992,002.10/511,488,003.15 = 204,831,131.70/x
  3. Step 3: Cross multiply
    340,992,002.10x = 511,488,003.15 × 204,831,131.70
  4. Step 4: Simplify right side
    340,992,002.10x = 104,768,666,536,187,648
  5. Step 5: Solve for x
    x = 104,768,666,536,187,648/340,992,002.10
  6. Step 6: Final answer
    x = 307,246,697.55

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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.