Home / 405,760,800.06-609,034,777.59-195,819,230.73

Finding the Fourth Proportional to 405,760,800.06, 609,034,777.59 and 195,819,230.73

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Solution

The fourth proportional to 405,760,800.06, 609,034,777.59 and 195,819,230.73 is: 293,918,785.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,760,800.06 : 609,034,777.59 = 195,819,230.73 : x
  2. Step 2: Convert to fraction form
    405,760,800.06/609,034,777.59 = 195,819,230.73/x
  3. Step 3: Cross multiply
    405,760,800.06x = 609,034,777.59 × 195,819,230.73
  4. Step 4: Simplify right side
    405,760,800.06x = 119,260,721,635,490,448
  5. Step 5: Solve for x
    x = 119,260,721,635,490,448/405,760,800.06
  6. Step 6: Final answer
    x = 293,918,785.69

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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.