Home / 103,743,206.69-155,591,889.89-29,950,957.94

Finding the Fourth Proportional to 103,743,206.69, 155,591,889.89 and 29,950,957.94

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Solution

The fourth proportional to 103,743,206.69, 155,591,889.89 and 29,950,957.94 is: 44,919,819.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,743,206.69 : 155,591,889.89 = 29,950,957.94 : x
  2. Step 2: Convert to fraction form
    103,743,206.69/155,591,889.89 = 29,950,957.94/x
  3. Step 3: Cross multiply
    103,743,206.69x = 155,591,889.89 × 29,950,957.94
  4. Step 4: Simplify right side
    103,743,206.69x = 4,660,126,148,972,786
  5. Step 5: Solve for x
    x = 4,660,126,148,972,786/103,743,206.69
  6. Step 6: Final answer
    x = 44,919,819.79

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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.