Home / 150,542,648-225,813,985.32-53,502,185.74

Finding the Fourth Proportional to 150,542,648, 225,813,985.32 and 53,502,185.74

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Solution

The fourth proportional to 150,542,648, 225,813,985.32 and 53,502,185.74 is: 80,253,283.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,542,648 : 225,813,985.32 = 53,502,185.74 : x
  2. Step 2: Convert to fraction form
    150,542,648/225,813,985.32 = 53,502,185.74/x
  3. Step 3: Cross multiply
    150,542,648x = 225,813,985.32 × 53,502,185.74
  4. Step 4: Simplify right side
    150,542,648x = 12,081,541,785,280,274
  5. Step 5: Solve for x
    x = 12,081,541,785,280,274/150,542,648
  6. Step 6: Final answer
    x = 80,253,283.34

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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.