Home / 109,137,822.93-163,708,505.88-31,415,757.66

Finding the Fourth Proportional to 109,137,822.93, 163,708,505.88 and 31,415,757.66

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Solution

The fourth proportional to 109,137,822.93, 163,708,505.88 and 31,415,757.66 is: 47,124,146.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,137,822.93 : 163,708,505.88 = 31,415,757.66 : x
  2. Step 2: Convert to fraction form
    109,137,822.93/163,708,505.88 = 31,415,757.66/x
  3. Step 3: Cross multiply
    109,137,822.93x = 163,708,505.88 × 31,415,757.66
  4. Step 4: Simplify right side
    109,137,822.93x = 5,143,026,747,606,765
  5. Step 5: Solve for x
    x = 5,143,026,747,606,765/109,137,822.93
  6. Step 6: Final answer
    x = 47,124,146.42

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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.