Home / 120,384,828.10-166,141,308.76-68,183,150.14

Finding the Fourth Proportional to 120,384,828.10, 166,141,308.76 and 68,183,150.14

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Solution

The fourth proportional to 120,384,828.10, 166,141,308.76 and 68,183,150.14 is: 94,098,550.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,384,828.10 : 166,141,308.76 = 68,183,150.14 : x
  2. Step 2: Convert to fraction form
    120,384,828.10/166,141,308.76 = 68,183,150.14/x
  3. Step 3: Cross multiply
    120,384,828.10x = 166,141,308.76 × 68,183,150.14
  4. Step 4: Simplify right side
    120,384,828.10x = 11,328,037,799,639,176
  5. Step 5: Solve for x
    x = 11,328,037,799,639,176/120,384,828.10
  6. Step 6: Final answer
    x = 94,098,550.28

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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.