Home / 150,215,228.15-207,398,238.62-93,785,973.98

Finding the Fourth Proportional to 150,215,228.15, 207,398,238.62 and 93,785,973.98

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Solution

The fourth proportional to 150,215,228.15, 207,398,238.62 and 93,785,973.98 is: 129,487,842.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,215,228.15 : 207,398,238.62 = 93,785,973.98 : x
  2. Step 2: Convert to fraction form
    150,215,228.15/207,398,238.62 = 93,785,973.98/x
  3. Step 3: Cross multiply
    150,215,228.15x = 207,398,238.62 × 93,785,973.98
  4. Step 4: Simplify right side
    150,215,228.15x = 19,451,045,809,207,228
  5. Step 5: Solve for x
    x = 19,451,045,809,207,228/150,215,228.15
  6. Step 6: Final answer
    x = 129,487,842.54

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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.