Home / 218,569,296.36-301,662,944.40-130,467,838.44

Finding the Fourth Proportional to 218,569,296.36, 301,662,944.40 and 130,467,838.44

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Solution

The fourth proportional to 218,569,296.36, 301,662,944.40 and 130,467,838.44 is: 180,067,891.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,569,296.36 : 301,662,944.40 = 130,467,838.44 : x
  2. Step 2: Convert to fraction form
    218,569,296.36/301,662,944.40 = 130,467,838.44/x
  3. Step 3: Cross multiply
    218,569,296.36x = 301,662,944.40 × 130,467,838.44
  4. Step 4: Simplify right side
    218,569,296.36x = 39,357,312,293,313,896
  5. Step 5: Solve for x
    x = 39,357,312,293,313,896/218,569,296.36
  6. Step 6: Final answer
    x = 180,067,891.28

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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.