Home / 99,188,661.36-148,784,523.12-37,781,244.48

Finding the Fourth Proportional to 99,188,661.36, 148,784,523.12 and 37,781,244.48

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Solution

The fourth proportional to 99,188,661.36, 148,784,523.12 and 37,781,244.48 is: 56,672,449.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,188,661.36 : 148,784,523.12 = 37,781,244.48 : x
  2. Step 2: Convert to fraction form
    99,188,661.36/148,784,523.12 = 37,781,244.48/x
  3. Step 3: Cross multiply
    99,188,661.36x = 148,784,523.12 × 37,781,244.48
  4. Step 4: Simplify right side
    99,188,661.36x = 5,621,264,442,836,932
  5. Step 5: Solve for x
    x = 5,621,264,442,836,932/99,188,661.36
  6. Step 6: Final answer
    x = 56,672,449.91

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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.