Home / 156,829,744.30-235,244,616.45-105,173,679.10

Finding the Fourth Proportional to 156,829,744.30, 235,244,616.45 and 105,173,679.10

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Solution

The fourth proportional to 156,829,744.30, 235,244,616.45 and 105,173,679.10 is: 157,760,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,829,744.30 : 235,244,616.45 = 105,173,679.10 : x
  2. Step 2: Convert to fraction form
    156,829,744.30/235,244,616.45 = 105,173,679.10/x
  3. Step 3: Cross multiply
    156,829,744.30x = 235,244,616.45 × 105,173,679.10
  4. Step 4: Simplify right side
    156,829,744.30x = 24,741,541,800,514,880
  5. Step 5: Solve for x
    x = 24,741,541,800,514,880/156,829,744.30
  6. Step 6: Final answer
    x = 157,760,518.65

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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.