Home / 88,356,331.40-132,534,497.10-54,296,868.20

Finding the Fourth Proportional to 88,356,331.40, 132,534,497.10 and 54,296,868.20

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Solution

The fourth proportional to 88,356,331.40, 132,534,497.10 and 54,296,868.20 is: 81,445,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,356,331.40 : 132,534,497.10 = 54,296,868.20 : x
  2. Step 2: Convert to fraction form
    88,356,331.40/132,534,497.10 = 54,296,868.20/x
  3. Step 3: Cross multiply
    88,356,331.40x = 132,534,497.10 × 54,296,868.20
  4. Step 4: Simplify right side
    88,356,331.40x = 7,196,208,120,991,982
  5. Step 5: Solve for x
    x = 7,196,208,120,991,982/88,356,331.40
  6. Step 6: Final answer
    x = 81,445,302.30

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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.