Home / 325,710,986.70-488,637,338.85-107,324,165.10

Finding the Fourth Proportional to 325,710,986.70, 488,637,338.85 and 107,324,165.10

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Solution

The fourth proportional to 325,710,986.70, 488,637,338.85 and 107,324,165.10 is: 161,009,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,710,986.70 : 488,637,338.85 = 107,324,165.10 : x
  2. Step 2: Convert to fraction form
    325,710,986.70/488,637,338.85 = 107,324,165.10/x
  3. Step 3: Cross multiply
    325,710,986.70x = 488,637,338.85 × 107,324,165.10
  4. Step 4: Simplify right side
    325,710,986.70x = 52,442,594,428,762,040
  5. Step 5: Solve for x
    x = 52,442,594,428,762,040/325,710,986.70
  6. Step 6: Final answer
    x = 161,009,596.15

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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.