Home / 115,867,133.17-173,773,757.26-43,118,174.68

Finding the Fourth Proportional to 115,867,133.17, 173,773,757.26 and 43,118,174.68

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Solution

The fourth proportional to 115,867,133.17, 173,773,757.26 and 43,118,174.68 is: 64,667,235.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,867,133.17 : 173,773,757.26 = 43,118,174.68 : x
  2. Step 2: Convert to fraction form
    115,867,133.17/173,773,757.26 = 43,118,174.68/x
  3. Step 3: Cross multiply
    115,867,133.17x = 173,773,757.26 × 43,118,174.68
  4. Step 4: Simplify right side
    115,867,133.17x = 7,492,807,220,336,598
  5. Step 5: Solve for x
    x = 7,492,807,220,336,598/115,867,133.17
  6. Step 6: Final answer
    x = 64,667,235.78

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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.