Home / 176,276,305.96-243,004,920.54-123,188,190.52

Finding the Fourth Proportional to 176,276,305.96, 243,004,920.54 and 123,188,190.52

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Solution

The fourth proportional to 176,276,305.96, 243,004,920.54 and 123,188,190.52 is: 169,820,534.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,276,305.96 : 243,004,920.54 = 123,188,190.52 : x
  2. Step 2: Convert to fraction form
    176,276,305.96/243,004,920.54 = 123,188,190.52/x
  3. Step 3: Cross multiply
    176,276,305.96x = 243,004,920.54 × 123,188,190.52
  4. Step 4: Simplify right side
    176,276,305.96x = 29,935,336,448,778,980
  5. Step 5: Solve for x
    x = 29,935,336,448,778,980/176,276,305.96
  6. Step 6: Final answer
    x = 169,820,534.22

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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.