Home / 87,827,091.48-121,202,103.87-48,669,522.30

Finding the Fourth Proportional to 87,827,091.48, 121,202,103.87 and 48,669,522.30

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Solution

The fourth proportional to 87,827,091.48, 121,202,103.87 and 48,669,522.30 is: 67,164,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,827,091.48 : 121,202,103.87 = 48,669,522.30 : x
  2. Step 2: Convert to fraction form
    87,827,091.48/121,202,103.87 = 48,669,522.30/x
  3. Step 3: Cross multiply
    87,827,091.48x = 121,202,103.87 × 48,669,522.30
  4. Step 4: Simplify right side
    87,827,091.48x = 5,898,848,497,107,881
  5. Step 5: Solve for x
    x = 5,898,848,497,107,881/87,827,091.48
  6. Step 6: Final answer
    x = 67,164,338.45

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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.