Home / 117,412,243.74-162,030,839.19-64,493,841.40

Finding the Fourth Proportional to 117,412,243.74, 162,030,839.19 and 64,493,841.40

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Solution

The fourth proportional to 117,412,243.74, 162,030,839.19 and 64,493,841.40 is: 89,002,568.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,412,243.74 : 162,030,839.19 = 64,493,841.40 : x
  2. Step 2: Convert to fraction form
    117,412,243.74/162,030,839.19 = 64,493,841.40/x
  3. Step 3: Cross multiply
    117,412,243.74x = 162,030,839.19 × 64,493,841.40
  4. Step 4: Simplify right side
    117,412,243.74x = 10,449,991,244,628,764
  5. Step 5: Solve for x
    x = 10,449,991,244,628,764/117,412,243.74
  6. Step 6: Final answer
    x = 89,002,568.32

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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.