Home / 291,356,960.82-437,346,555.65-125,442,630.66

Finding the Fourth Proportional to 291,356,960.82, 437,346,555.65 and 125,442,630.66

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Solution

The fourth proportional to 291,356,960.82, 437,346,555.65 and 125,442,630.66 is: 188,297,895.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,356,960.82 : 437,346,555.65 = 125,442,630.66 : x
  2. Step 2: Convert to fraction form
    291,356,960.82/437,346,555.65 = 125,442,630.66/x
  3. Step 3: Cross multiply
    291,356,960.82x = 437,346,555.65 × 125,442,630.66
  4. Step 4: Simplify right side
    291,356,960.82x = 54,861,902,450,198,872
  5. Step 5: Solve for x
    x = 54,861,902,450,198,872/291,356,960.82
  6. Step 6: Final answer
    x = 188,297,895.12

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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.