Home / 176,276,809.08-243,005,615.33-123,188,694.93

Finding the Fourth Proportional to 176,276,809.08, 243,005,615.33 and 123,188,694.93

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Solution

The fourth proportional to 176,276,809.08, 243,005,615.33 and 123,188,694.93 is: 169,821,230.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,276,809.08 : 243,005,615.33 = 123,188,694.93 : x
  2. Step 2: Convert to fraction form
    176,276,809.08/243,005,615.33 = 123,188,694.93/x
  3. Step 3: Cross multiply
    176,276,809.08x = 243,005,615.33 × 123,188,694.93
  4. Step 4: Simplify right side
    176,276,809.08x = 29,935,544,612,548,360
  5. Step 5: Solve for x
    x = 29,935,544,612,548,360/176,276,809.08
  6. Step 6: Final answer
    x = 169,821,230.42

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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.