Home / 107,313,769.30-160,991,649.15-45,902,809.30

Finding the Fourth Proportional to 107,313,769.30, 160,991,649.15 and 45,902,809.30

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Solution

The fourth proportional to 107,313,769.30, 160,991,649.15 and 45,902,809.30 is: 68,863,194.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,313,769.30 : 160,991,649.15 = 45,902,809.30 : x
  2. Step 2: Convert to fraction form
    107,313,769.30/160,991,649.15 = 45,902,809.30/x
  3. Step 3: Cross multiply
    107,313,769.30x = 160,991,649.15 × 45,902,809.30
  4. Step 4: Simplify right side
    107,313,769.30x = 7,389,968,969,824,957
  5. Step 5: Solve for x
    x = 7,389,968,969,824,957/107,313,769.30
  6. Step 6: Final answer
    x = 68,863,194.52

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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.