Home / 162,454,358.76-243,682,367.58-54,749,915.88

Finding the Fourth Proportional to 162,454,358.76, 243,682,367.58 and 54,749,915.88

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Solution

The fourth proportional to 162,454,358.76, 243,682,367.58 and 54,749,915.88 is: 82,125,153.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,454,358.76 : 243,682,367.58 = 54,749,915.88 : x
  2. Step 2: Convert to fraction form
    162,454,358.76/243,682,367.58 = 54,749,915.88/x
  3. Step 3: Cross multiply
    162,454,358.76x = 243,682,367.58 × 54,749,915.88
  4. Step 4: Simplify right side
    162,454,358.76x = 13,341,589,126,444,240
  5. Step 5: Solve for x
    x = 13,341,589,126,444,240/162,454,358.76
  6. Step 6: Final answer
    x = 82,125,153.36

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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.