Home / 115,671,425.16-173,422,107.17-55,129,666.44

Finding the Fourth Proportional to 115,671,425.16, 173,422,107.17 and 55,129,666.44

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Solution

The fourth proportional to 115,671,425.16, 173,422,107.17 and 55,129,666.44 is: 82,653,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,671,425.16 : 173,422,107.17 = 55,129,666.44 : x
  2. Step 2: Convert to fraction form
    115,671,425.16/173,422,107.17 = 55,129,666.44/x
  3. Step 3: Cross multiply
    115,671,425.16x = 173,422,107.17 × 55,129,666.44
  4. Step 4: Simplify right side
    115,671,425.16x = 9,560,702,921,604,032
  5. Step 5: Solve for x
    x = 9,560,702,921,604,032/115,671,425.16
  6. Step 6: Final answer
    x = 82,653,973.60

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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.