Home / 176,276,821.58-243,005,632.53-123,188,707.43

Finding the Fourth Proportional to 176,276,821.58, 243,005,632.53 and 123,188,707.43

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Solution

The fourth proportional to 176,276,821.58, 243,005,632.53 and 123,188,707.43 is: 169,821,247.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,276,821.58 : 243,005,632.53 = 123,188,707.43 : x
  2. Step 2: Convert to fraction form
    176,276,821.58/243,005,632.53 = 123,188,707.43/x
  3. Step 3: Cross multiply
    176,276,821.58x = 243,005,632.53 × 123,188,707.43
  4. Step 4: Simplify right side
    176,276,821.58x = 29,935,549,769,580,264
  5. Step 5: Solve for x
    x = 29,935,549,769,580,264/176,276,821.58
  6. Step 6: Final answer
    x = 169,821,247.63

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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.