Home / 417,812,606.43-576,586,620.86-229,661,442.15

Finding the Fourth Proportional to 417,812,606.43, 576,586,620.86 and 229,661,442.15

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Solution

The fourth proportional to 417,812,606.43, 576,586,620.86 and 229,661,442.15 is: 316,935,661.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,812,606.43 : 576,586,620.86 = 229,661,442.15 : x
  2. Step 2: Convert to fraction form
    417,812,606.43/576,586,620.86 = 229,661,442.15/x
  3. Step 3: Cross multiply
    417,812,606.43x = 576,586,620.86 × 229,661,442.15
  4. Step 4: Simplify right side
    417,812,606.43x = 132,419,714,869,954,576
  5. Step 5: Solve for x
    x = 132,419,714,869,954,576/417,812,606.43
  6. Step 6: Final answer
    x = 316,935,661.66

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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.