Home / 115,819,009.09-173,728,366.91-29,557,417.77

Finding the Fourth Proportional to 115,819,009.09, 173,728,366.91 and 29,557,417.77

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Solution

The fourth proportional to 115,819,009.09, 173,728,366.91 and 29,557,417.77 is: 44,336,089.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,819,009.09 : 173,728,366.91 = 29,557,417.77 : x
  2. Step 2: Convert to fraction form
    115,819,009.09/173,728,366.91 = 29,557,417.77/x
  3. Step 3: Cross multiply
    115,819,009.09x = 173,728,366.91 × 29,557,417.77
  4. Step 4: Simplify right side
    115,819,009.09x = 5,134,961,919,332,607
  5. Step 5: Solve for x
    x = 5,134,961,919,332,607/115,819,009.09
  6. Step 6: Final answer
    x = 44,336,089.21

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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.