Home / 109,040,140.40-163,421,279.40-57,946,636.40

Finding the Fourth Proportional to 109,040,140.40, 163,421,279.40 and 57,946,636.40

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Solution

The fourth proportional to 109,040,140.40, 163,421,279.40 and 57,946,636.40 is: 86,846,123.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,040,140.40 : 163,421,279.40 = 57,946,636.40 : x
  2. Step 2: Convert to fraction form
    109,040,140.40/163,421,279.40 = 57,946,636.40/x
  3. Step 3: Cross multiply
    109,040,140.40x = 163,421,279.40 × 57,946,636.40
  4. Step 4: Simplify right side
    109,040,140.40x = 9,469,713,457,414,610
  5. Step 5: Solve for x
    x = 9,469,713,457,414,610/109,040,140.40
  6. Step 6: Final answer
    x = 86,846,123.11

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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.