Home / 84,439,865.36-116,526,123.56-47,270,450.90

Finding the Fourth Proportional to 84,439,865.36, 116,526,123.56 and 47,270,450.90

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Solution

The fourth proportional to 84,439,865.36, 116,526,123.56 and 47,270,450.90 is: 65,232,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,439,865.36 : 116,526,123.56 = 47,270,450.90 : x
  2. Step 2: Convert to fraction form
    84,439,865.36/116,526,123.56 = 47,270,450.90/x
  3. Step 3: Cross multiply
    84,439,865.36x = 116,526,123.56 × 47,270,450.90
  4. Step 4: Simplify right side
    84,439,865.36x = 5,508,242,401,845,859
  5. Step 5: Solve for x
    x = 5,508,242,401,845,859/84,439,865.36
  6. Step 6: Final answer
    x = 65,232,723.65

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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.