Home / 74,448,228.20-111,672,342.30-55,316,352.20

Finding the Fourth Proportional to 74,448,228.20, 111,672,342.30 and 55,316,352.20

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Solution

The fourth proportional to 74,448,228.20, 111,672,342.30 and 55,316,352.20 is: 82,974,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,448,228.20 : 111,672,342.30 = 55,316,352.20 : x
  2. Step 2: Convert to fraction form
    74,448,228.20/111,672,342.30 = 55,316,352.20/x
  3. Step 3: Cross multiply
    74,448,228.20x = 111,672,342.30 × 55,316,352.20
  4. Step 4: Simplify right side
    74,448,228.20x = 6,177,306,617,665,758
  5. Step 5: Solve for x
    x = 6,177,306,617,665,758/74,448,228.20
  6. Step 6: Final answer
    x = 82,974,528.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.