Home / 151,944,493.92-209,683,586.88-82,329,819.84

Finding the Fourth Proportional to 151,944,493.92, 209,683,586.88 and 82,329,819.84

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Solution

The fourth proportional to 151,944,493.92, 209,683,586.88 and 82,329,819.84 is: 113,615,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,944,493.92 : 209,683,586.88 = 82,329,819.84 : x
  2. Step 2: Convert to fraction form
    151,944,493.92/209,683,586.88 = 82,329,819.84/x
  3. Step 3: Cross multiply
    151,944,493.92x = 209,683,586.88 × 82,329,819.84
  4. Step 4: Simplify right side
    151,944,493.92x = 17,263,211,931,235,388
  5. Step 5: Solve for x
    x = 17,263,211,931,235,388/151,944,493.92
  6. Step 6: Final answer
    x = 113,615,251.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.