Home / 203,500,809.44-305,243,996.16-57,935,139.20

Finding the Fourth Proportional to 203,500,809.44, 305,243,996.16 and 57,935,139.20

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Solution

The fourth proportional to 203,500,809.44, 305,243,996.16 and 57,935,139.20 is: 86,900,653.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,500,809.44 : 305,243,996.16 = 57,935,139.20 : x
  2. Step 2: Convert to fraction form
    203,500,809.44/305,243,996.16 = 57,935,139.20/x
  3. Step 3: Cross multiply
    203,500,809.44x = 305,243,996.16 × 57,935,139.20
  4. Step 4: Simplify right side
    203,500,809.44x = 17,684,353,407,493,868
  5. Step 5: Solve for x
    x = 17,684,353,407,493,868/203,500,809.44
  6. Step 6: Final answer
    x = 86,900,653.89

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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.