Home / 371,973,932.90-558,305,661.32-187,870,697.75

Finding the Fourth Proportional to 371,973,932.90, 558,305,661.32 and 187,870,697.75

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Solution

The fourth proportional to 371,973,932.90, 558,305,661.32 and 187,870,697.75 is: 281,980,173.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,973,932.90 : 558,305,661.32 = 187,870,697.75 : x
  2. Step 2: Convert to fraction form
    371,973,932.90/558,305,661.32 = 187,870,697.75/x
  3. Step 3: Cross multiply
    371,973,932.90x = 558,305,661.32 × 187,870,697.75
  4. Step 4: Simplify right side
    371,973,932.90x = 104,889,274,146,232,720
  5. Step 5: Solve for x
    x = 104,889,274,146,232,720/371,973,932.90
  6. Step 6: Final answer
    x = 281,980,173.53

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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.