Home / 136,493,333.09-204,719,818.40-50,211,561.68

Finding the Fourth Proportional to 136,493,333.09, 204,719,818.40 and 50,211,561.68

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Solution

The fourth proportional to 136,493,333.09, 204,719,818.40 and 50,211,561.68 is: 75,309,918.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,493,333.09 : 204,719,818.40 = 50,211,561.68 : x
  2. Step 2: Convert to fraction form
    136,493,333.09/204,719,818.40 = 50,211,561.68/x
  3. Step 3: Cross multiply
    136,493,333.09x = 204,719,818.40 × 50,211,561.68
  4. Step 4: Simplify right side
    136,493,333.09x = 10,279,301,788,710,000
  5. Step 5: Solve for x
    x = 10,279,301,788,710,000/136,493,333.09
  6. Step 6: Final answer
    x = 75,309,918.48

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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.