Home / 163,472,783.80-225,647,106.86-97,414,003.16

Finding the Fourth Proportional to 163,472,783.80, 225,647,106.86 and 97,414,003.16

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Solution

The fourth proportional to 163,472,783.80, 225,647,106.86 and 97,414,003.16 is: 134,463,899.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,472,783.80 : 225,647,106.86 = 97,414,003.16 : x
  2. Step 2: Convert to fraction form
    163,472,783.80/225,647,106.86 = 97,414,003.16/x
  3. Step 3: Cross multiply
    163,472,783.80x = 225,647,106.86 × 97,414,003.16
  4. Step 4: Simplify right side
    163,472,783.80x = 21,981,187,980,704,900
  5. Step 5: Solve for x
    x = 21,981,187,980,704,900/163,472,783.80
  6. Step 6: Final answer
    x = 134,463,899.55

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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.