Home / 187,120,509.60-258,213,194.34-108,798,506.52

Finding the Fourth Proportional to 187,120,509.60, 258,213,194.34 and 108,798,506.52

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Solution

The fourth proportional to 187,120,509.60, 258,213,194.34 and 108,798,506.52 is: 150,134,317.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,120,509.60 : 258,213,194.34 = 108,798,506.52 : x
  2. Step 2: Convert to fraction form
    187,120,509.60/258,213,194.34 = 108,798,506.52/x
  3. Step 3: Cross multiply
    187,120,509.60x = 258,213,194.34 × 108,798,506.52
  4. Step 4: Simplify right side
    187,120,509.60x = 28,093,209,907,950,516
  5. Step 5: Solve for x
    x = 28,093,209,907,950,516/187,120,509.60
  6. Step 6: Final answer
    x = 150,134,317.01

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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.