Home / 54,980,650.68-75,868,873.20-31,777,280.52

Finding the Fourth Proportional to 54,980,650.68, 75,868,873.20 and 31,777,280.52

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Solution

The fourth proportional to 54,980,650.68, 75,868,873.20 and 31,777,280.52 is: 43,850,089.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,980,650.68 : 75,868,873.20 = 31,777,280.52 : x
  2. Step 2: Convert to fraction form
    54,980,650.68/75,868,873.20 = 31,777,280.52/x
  3. Step 3: Cross multiply
    54,980,650.68x = 75,868,873.20 × 31,777,280.52
  4. Step 4: Simplify right side
    54,980,650.68x = 2,410,906,466,412,710
  5. Step 5: Solve for x
    x = 2,410,906,466,412,710/54,980,650.68
  6. Step 6: Final answer
    x = 43,850,089.74

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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.