Home / 103,324,009.76-154,986,227.87-97,010,490.68

Finding the Fourth Proportional to 103,324,009.76, 154,986,227.87 and 97,010,490.68

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Solution

The fourth proportional to 103,324,009.76, 154,986,227.87 and 97,010,490.68 is: 145,515,936.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,324,009.76 : 154,986,227.87 = 97,010,490.68 : x
  2. Step 2: Convert to fraction form
    103,324,009.76/154,986,227.87 = 97,010,490.68/x
  3. Step 3: Cross multiply
    103,324,009.76x = 154,986,227.87 × 97,010,490.68
  4. Step 4: Simplify right side
    103,324,009.76x = 15,035,290,014,310,992
  5. Step 5: Solve for x
    x = 15,035,290,014,310,992/103,324,009.76
  6. Step 6: Final answer
    x = 145,515,936.22

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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.