Home / 115,819,017.45-173,728,379.43-29,557,426.13

Finding the Fourth Proportional to 115,819,017.45, 173,728,379.43 and 29,557,426.13

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Solution

The fourth proportional to 115,819,017.45, 173,728,379.43 and 29,557,426.13 is: 44,336,101.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,819,017.45 : 173,728,379.43 = 29,557,426.13 : x
  2. Step 2: Convert to fraction form
    115,819,017.45/173,728,379.43 = 29,557,426.13/x
  3. Step 3: Cross multiply
    115,819,017.45x = 173,728,379.43 × 29,557,426.13
  4. Step 4: Simplify right side
    115,819,017.45x = 5,134,963,740,818,195
  5. Step 5: Solve for x
    x = 5,134,963,740,818,195/115,819,017.45
  6. Step 6: Final answer
    x = 44,336,101.74

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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.