Home / 156,829,752.30-235,244,628.45-105,173,687.10

Finding the Fourth Proportional to 156,829,752.30, 235,244,628.45 and 105,173,687.10

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Solution

The fourth proportional to 156,829,752.30, 235,244,628.45 and 105,173,687.10 is: 157,760,530.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,829,752.30 : 235,244,628.45 = 105,173,687.10 : x
  2. Step 2: Convert to fraction form
    156,829,752.30/235,244,628.45 = 105,173,687.10/x
  3. Step 3: Cross multiply
    156,829,752.30x = 235,244,628.45 × 105,173,687.10
  4. Step 4: Simplify right side
    156,829,752.30x = 24,741,544,944,556,056
  5. Step 5: Solve for x
    x = 24,741,544,944,556,056/156,829,752.30
  6. Step 6: Final answer
    x = 157,760,530.65

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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.