Home / 554,227,128,041.52-764,833,405,456.44-300,768,034,793.52

Finding the Fourth Proportional to 554,227,128,041.52, 764,833,405,456.44 and 300,768,034,793.52

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Solution

The fourth proportional to 554,227,128,041.52, 764,833,405,456.44 and 300,768,034,793.52 is: 415,059,871,061.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,227,128,041.52 : 764,833,405,456.44 = 300,768,034,793.52 : x
  2. Step 2: Convert to fraction form
    554,227,128,041.52/764,833,405,456.44 = 300,768,034,793.52/x
  3. Step 3: Cross multiply
    554,227,128,041.52x = 764,833,405,456.44 × 300,768,034,793.52
  4. Step 4: Simplify right side
    554,227,128,041.52x = 230,037,440,303,568,919,724,032
  5. Step 5: Solve for x
    x = 230,037,440,303,568,919,724,032/554,227,128,041.52
  6. Step 6: Final answer
    x = 415,059,871,061.27

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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.