Home / 156,915,110.10-235,372,665.15-49,209,561.30

Finding the Fourth Proportional to 156,915,110.10, 235,372,665.15 and 49,209,561.30

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Solution

The fourth proportional to 156,915,110.10, 235,372,665.15 and 49,209,561.30 is: 73,814,341.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,915,110.10 : 235,372,665.15 = 49,209,561.30 : x
  2. Step 2: Convert to fraction form
    156,915,110.10/235,372,665.15 = 49,209,561.30/x
  3. Step 3: Cross multiply
    156,915,110.10x = 235,372,665.15 × 49,209,561.30
  4. Step 4: Simplify right side
    156,915,110.10x = 11,582,585,594,043,298
  5. Step 5: Solve for x
    x = 11,582,585,594,043,298/156,915,110.10
  6. Step 6: Final answer
    x = 73,814,341.95

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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.