Home / 218,403,422.60-301,403,250.14-119,288,845.76

Finding the Fourth Proportional to 218,403,422.60, 301,403,250.14 and 119,288,845.76

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Solution

The fourth proportional to 218,403,422.60, 301,403,250.14 and 119,288,845.76 is: 164,622,172.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,403,422.60 : 301,403,250.14 = 119,288,845.76 : x
  2. Step 2: Convert to fraction form
    218,403,422.60/301,403,250.14 = 119,288,845.76/x
  3. Step 3: Cross multiply
    218,403,422.60x = 301,403,250.14 × 119,288,845.76
  4. Step 4: Simplify right side
    218,403,422.60x = 35,954,045,815,409,696
  5. Step 5: Solve for x
    x = 35,954,045,815,409,696/218,403,422.60
  6. Step 6: Final answer
    x = 164,622,172.07

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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.