Home / 156,915,086.10-235,372,629.15-49,209,537.30

Finding the Fourth Proportional to 156,915,086.10, 235,372,629.15 and 49,209,537.30

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Solution

The fourth proportional to 156,915,086.10, 235,372,629.15 and 49,209,537.30 is: 73,814,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,915,086.10 : 235,372,629.15 = 49,209,537.30 : x
  2. Step 2: Convert to fraction form
    156,915,086.10/235,372,629.15 = 49,209,537.30/x
  3. Step 3: Cross multiply
    156,915,086.10x = 235,372,629.15 × 49,209,537.30
  4. Step 4: Simplify right side
    156,915,086.10x = 11,582,578,173,555,992
  5. Step 5: Solve for x
    x = 11,582,578,173,555,992/156,915,086.10
  6. Step 6: Final answer
    x = 73,814,305.95

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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.