Home / 144,970,436.36-200,059,234.74-79,780,340.36

Finding the Fourth Proportional to 144,970,436.36, 200,059,234.74 and 79,780,340.36

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Solution

The fourth proportional to 144,970,436.36, 200,059,234.74 and 79,780,340.36 is: 110,096,887.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,970,436.36 : 200,059,234.74 = 79,780,340.36 : x
  2. Step 2: Convert to fraction form
    144,970,436.36/200,059,234.74 = 79,780,340.36/x
  3. Step 3: Cross multiply
    144,970,436.36x = 200,059,234.74 × 79,780,340.36
  4. Step 4: Simplify right side
    144,970,436.36x = 15,960,793,838,718,042
  5. Step 5: Solve for x
    x = 15,960,793,838,718,042/144,970,436.36
  6. Step 6: Final answer
    x = 110,096,887.61

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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.