Home / 87,216,188.04-120,352,916.48-48,055,773.33

Finding the Fourth Proportional to 87,216,188.04, 120,352,916.48 and 48,055,773.33

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Solution

The fourth proportional to 87,216,188.04, 120,352,916.48 and 48,055,773.33 is: 66,313,979.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,216,188.04 : 120,352,916.48 = 48,055,773.33 : x
  2. Step 2: Convert to fraction form
    87,216,188.04/120,352,916.48 = 48,055,773.33/x
  3. Step 3: Cross multiply
    87,216,188.04x = 120,352,916.48 × 48,055,773.33
  4. Step 4: Simplify right side
    87,216,188.04x = 5,783,652,473,727,022
  5. Step 5: Solve for x
    x = 5,783,652,473,727,022/87,216,188.04
  6. Step 6: Final answer
    x = 66,313,979.13

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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.