Home / 107,713,281.20-161,554,175.40-31,028,313.20

Finding the Fourth Proportional to 107,713,281.20, 161,554,175.40 and 31,028,313.20

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Solution

The fourth proportional to 107,713,281.20, 161,554,175.40 and 31,028,313.20 is: 46,537,933.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,713,281.20 : 161,554,175.40 = 31,028,313.20 : x
  2. Step 2: Convert to fraction form
    107,713,281.20/161,554,175.40 = 31,028,313.20/x
  3. Step 3: Cross multiply
    107,713,281.20x = 161,554,175.40 × 31,028,313.20
  4. Step 4: Simplify right side
    107,713,281.20x = 5,012,753,553,078,935
  5. Step 5: Solve for x
    x = 5,012,753,553,078,935/107,713,281.20
  6. Step 6: Final answer
    x = 46,537,933.83

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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.