Home / 127,734,768.31-176,274,051.22-68,997,433.92

Finding the Fourth Proportional to 127,734,768.31, 176,274,051.22 and 68,997,433.92

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Solution

The fourth proportional to 127,734,768.31, 176,274,051.22 and 68,997,433.92 is: 95,216,497.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,734,768.31 : 176,274,051.22 = 68,997,433.92 : x
  2. Step 2: Convert to fraction form
    127,734,768.31/176,274,051.22 = 68,997,433.92/x
  3. Step 3: Cross multiply
    127,734,768.31x = 176,274,051.22 × 68,997,433.92
  4. Step 4: Simplify right side
    127,734,768.31x = 12,162,457,201,425,680
  5. Step 5: Solve for x
    x = 12,162,457,201,425,680/127,734,768.31
  6. Step 6: Final answer
    x = 95,216,497.14

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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.