Home / 372,937,321.80-559,457,035.38-127,227,986.55

Finding the Fourth Proportional to 372,937,321.80, 559,457,035.38 and 127,227,986.55

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Solution

The fourth proportional to 372,937,321.80, 559,457,035.38 and 127,227,986.55 is: 190,859,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,937,321.80 : 559,457,035.38 = 127,227,986.55 : x
  2. Step 2: Convert to fraction form
    372,937,321.80/559,457,035.38 = 127,227,986.55/x
  3. Step 3: Cross multiply
    372,937,321.80x = 559,457,035.38 × 127,227,986.55
  4. Step 4: Simplify right side
    372,937,321.80x = 71,178,592,172,629,512
  5. Step 5: Solve for x
    x = 71,178,592,172,629,512/372,937,321.80
  6. Step 6: Final answer
    x = 190,859,396.50

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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.