Home / 144,670,498.80-217,029,659.40-67,025,000.40

Finding the Fourth Proportional to 144,670,498.80, 217,029,659.40 and 67,025,000.40

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Solution

The fourth proportional to 144,670,498.80, 217,029,659.40 and 67,025,000.40 is: 100,548,578.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,670,498.80 : 217,029,659.40 = 67,025,000.40 : x
  2. Step 2: Convert to fraction form
    144,670,498.80/217,029,659.40 = 67,025,000.40/x
  3. Step 3: Cross multiply
    144,670,498.80x = 217,029,659.40 × 67,025,000.40
  4. Step 4: Simplify right side
    144,670,498.80x = 14,546,413,008,096,864
  5. Step 5: Solve for x
    x = 14,546,413,008,096,864/144,670,498.80
  6. Step 6: Final answer
    x = 100,548,578.52

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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.