Home / 218,403,423.60-301,403,251.52-119,288,846.76

Finding the Fourth Proportional to 218,403,423.60, 301,403,251.52 and 119,288,846.76

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Solution

The fourth proportional to 218,403,423.60, 301,403,251.52 and 119,288,846.76 is: 164,622,173.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,403,423.60 : 301,403,251.52 = 119,288,846.76 : x
  2. Step 2: Convert to fraction form
    218,403,423.60/301,403,251.52 = 119,288,846.76/x
  3. Step 3: Cross multiply
    218,403,423.60x = 301,403,251.52 × 119,288,846.76
  4. Step 4: Simplify right side
    218,403,423.60x = 35,954,046,283,535,016
  5. Step 5: Solve for x
    x = 35,954,046,283,535,016/218,403,423.60
  6. Step 6: Final answer
    x = 164,622,173.46

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Double scale
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1.5x scale

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.