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Finding the Fourth Proportional to 126,181,803.30, 176,909,616.30 and 126,181,803.30

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Solution

The fourth proportional to 126,181,803.30, 176,909,616.30 and 126,181,803.30 is: 176,909,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,181,803.30 : 176,909,616.30 = 126,181,803.30 : x
  2. Step 2: Convert to fraction form
    126,181,803.30/176,909,616.30 = 126,181,803.30/x
  3. Step 3: Cross multiply
    126,181,803.30x = 176,909,616.30 × 126,181,803.30
  4. Step 4: Simplify right side
    126,181,803.30x = 22,322,774,405,845,076
  5. Step 5: Solve for x
    x = 22,322,774,405,845,076/126,181,803.30
  6. Step 6: Final answer
    x = 176,909,616.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.