Home / 124,017,183.27-171,142,354.75-68,261,411.61

Finding the Fourth Proportional to 124,017,183.27, 171,142,354.75 and 68,261,411.61

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Solution

The fourth proportional to 124,017,183.27, 171,142,354.75 and 68,261,411.61 is: 94,200,000.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,017,183.27 : 171,142,354.75 = 68,261,411.61 : x
  2. Step 2: Convert to fraction form
    124,017,183.27/171,142,354.75 = 68,261,411.61/x
  3. Step 3: Cross multiply
    124,017,183.27x = 171,142,354.75 × 68,261,411.61
  4. Step 4: Simplify right side
    124,017,183.27x = 11,682,418,721,323,736
  5. Step 5: Solve for x
    x = 11,682,418,721,323,736/124,017,183.27
  6. Step 6: Final answer
    x = 94,200,000.46

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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.