Home / 91,133,993.06-125,765,227.98-49,318,047.89

Finding the Fourth Proportional to 91,133,993.06, 125,765,227.98 and 49,318,047.89

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Solution

The fourth proportional to 91,133,993.06, 125,765,227.98 and 49,318,047.89 is: 68,059,077.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,133,993.06 : 125,765,227.98 = 49,318,047.89 : x
  2. Step 2: Convert to fraction form
    91,133,993.06/125,765,227.98 = 49,318,047.89/x
  3. Step 3: Cross multiply
    91,133,993.06x = 125,765,227.98 × 49,318,047.89
  4. Step 4: Simplify right side
    91,133,993.06x = 6,202,495,536,326,247
  5. Step 5: Solve for x
    x = 6,202,495,536,326,247/91,133,993.06
  6. Step 6: Final answer
    x = 68,059,077.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.