Home / 479,571,110.52-661,808,116.62-259,554,534.36

Finding the Fourth Proportional to 479,571,110.52, 661,808,116.62 and 259,554,534.36

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Solution

The fourth proportional to 479,571,110.52, 661,808,116.62 and 259,554,534.36 is: 358,185,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,571,110.52 : 661,808,116.62 = 259,554,534.36 : x
  2. Step 2: Convert to fraction form
    479,571,110.52/661,808,116.62 = 259,554,534.36/x
  3. Step 3: Cross multiply
    479,571,110.52x = 661,808,116.62 × 259,554,534.36
  4. Step 4: Simplify right side
    479,571,110.52x = 171,775,297,544,972,672
  5. Step 5: Solve for x
    x = 171,775,297,544,972,672/479,571,110.52
  6. Step 6: Final answer
    x = 358,185,248.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.