Home / 205,231,689.96-283,216,233.21-111,145,073.34

Finding the Fourth Proportional to 205,231,689.96, 283,216,233.21 and 111,145,073.34

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Solution

The fourth proportional to 205,231,689.96, 283,216,233.21 and 111,145,073.34 is: 153,378,306.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,231,689.96 : 283,216,233.21 = 111,145,073.34 : x
  2. Step 2: Convert to fraction form
    205,231,689.96/283,216,233.21 = 111,145,073.34/x
  3. Step 3: Cross multiply
    205,231,689.96x = 283,216,233.21 × 111,145,073.34
  4. Step 4: Simplify right side
    205,231,689.96x = 31,478,089,011,203,992
  5. Step 5: Solve for x
    x = 31,478,089,011,203,992/205,231,689.96
  6. Step 6: Final answer
    x = 153,378,306.33

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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.