Home / 115,819,010.47-173,728,368.98-29,557,419.15

Finding the Fourth Proportional to 115,819,010.47, 173,728,368.98 and 29,557,419.15

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Solution

The fourth proportional to 115,819,010.47, 173,728,368.98 and 29,557,419.15 is: 44,336,091.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,819,010.47 : 173,728,368.98 = 29,557,419.15 : x
  2. Step 2: Convert to fraction form
    115,819,010.47/173,728,368.98 = 29,557,419.15/x
  3. Step 3: Cross multiply
    115,819,010.47x = 173,728,368.98 × 29,557,419.15
  4. Step 4: Simplify right side
    115,819,010.47x = 5,134,962,219,171,289
  5. Step 5: Solve for x
    x = 5,134,962,219,171,289/115,819,010.47
  6. Step 6: Final answer
    x = 44,336,091.27

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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.