Home / 345,219,859.44-476,516,937.96-274,784,670

Finding the Fourth Proportional to 345,219,859.44, 476,516,937.96 and 274,784,670

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Solution

The fourth proportional to 345,219,859.44, 476,516,937.96 and 274,784,670 is: 379,293,212.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,219,859.44 : 476,516,937.96 = 274,784,670 : x
  2. Step 2: Convert to fraction form
    345,219,859.44/476,516,937.96 = 274,784,670/x
  3. Step 3: Cross multiply
    345,219,859.44x = 476,516,937.96 × 274,784,670
  4. Step 4: Simplify right side
    345,219,859.44x = 130,939,549,546,749,072
  5. Step 5: Solve for x
    x = 130,939,549,546,749,072/345,219,859.44
  6. Step 6: Final answer
    x = 379,293,212.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.