Home / 7,721,204,784.48-11,586,275,534.34-3,238,897,995.90

Finding the Fourth Proportional to 7,721,204,784.48, 11,586,275,534.34 and 3,238,897,995.90

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Solution

The fourth proportional to 7,721,204,784.48, 11,586,275,534.34 and 3,238,897,995.90 is: 4,860,221,384.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,204,784.48 : 11,586,275,534.34 = 3,238,897,995.90 : x
  2. Step 2: Convert to fraction form
    7,721,204,784.48/11,586,275,534.34 = 3,238,897,995.90/x
  3. Step 3: Cross multiply
    7,721,204,784.48x = 11,586,275,534.34 × 3,238,897,995.90
  4. Step 4: Simplify right side
    7,721,204,784.48x = 37,526,764,608,119,029,760
  5. Step 5: Solve for x
    x = 37,526,764,608,119,029,760/7,721,204,784.48
  6. Step 6: Final answer
    x = 4,860,221,384.56

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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.