Home / 136,633,153.70-204,949,730.55-123,453,416.90

Finding the Fourth Proportional to 136,633,153.70, 204,949,730.55 and 123,453,416.90

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Solution

The fourth proportional to 136,633,153.70, 204,949,730.55 and 123,453,416.90 is: 185,180,125.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,633,153.70 : 204,949,730.55 = 123,453,416.90 : x
  2. Step 2: Convert to fraction form
    136,633,153.70/204,949,730.55 = 123,453,416.90/x
  3. Step 3: Cross multiply
    136,633,153.70x = 204,949,730.55 × 123,453,416.90
  4. Step 4: Simplify right side
    136,633,153.70x = 25,301,744,529,131,820
  5. Step 5: Solve for x
    x = 25,301,744,529,131,820/136,633,153.70
  6. Step 6: Final answer
    x = 185,180,125.35

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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.