Home / 89,211,277.31-133,813,971.39-36,687,131.06

Finding the Fourth Proportional to 89,211,277.31, 133,813,971.39 and 36,687,131.06

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Solution

The fourth proportional to 89,211,277.31, 133,813,971.39 and 36,687,131.06 is: 55,029,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,211,277.31 : 133,813,971.39 = 36,687,131.06 : x
  2. Step 2: Convert to fraction form
    89,211,277.31/133,813,971.39 = 36,687,131.06/x
  3. Step 3: Cross multiply
    89,211,277.31x = 133,813,971.39 × 36,687,131.06
  4. Step 4: Simplify right side
    89,211,277.31x = 4,909,250,705,374,950
  5. Step 5: Solve for x
    x = 4,909,250,705,374,950/89,211,277.31
  6. Step 6: Final answer
    x = 55,029,485.66

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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.