Home / 136,633,643.70-204,950,465.55-123,453,906.90

Finding the Fourth Proportional to 136,633,643.70, 204,950,465.55 and 123,453,906.90

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Solution

The fourth proportional to 136,633,643.70, 204,950,465.55 and 123,453,906.90 is: 185,180,860.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,633,643.70 : 204,950,465.55 = 123,453,906.90 : x
  2. Step 2: Convert to fraction form
    136,633,643.70/204,950,465.55 = 123,453,906.90/x
  3. Step 3: Cross multiply
    136,633,643.70x = 204,950,465.55 × 123,453,906.90
  4. Step 4: Simplify right side
    136,633,643.70x = 25,301,935,693,121,360
  5. Step 5: Solve for x
    x = 25,301,935,693,121,360/136,633,643.70
  6. Step 6: Final answer
    x = 185,180,860.35

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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.