Home / 219,990,711.80-329,608,154.10-104,727,063.80

Finding the Fourth Proportional to 219,990,711.80, 329,608,154.10 and 104,727,063.80

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Solution

The fourth proportional to 219,990,711.80, 329,608,154.10 and 104,727,063.80 is: 156,910,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,990,711.80 : 329,608,154.10 = 104,727,063.80 : x
  2. Step 2: Convert to fraction form
    219,990,711.80/329,608,154.10 = 104,727,063.80/x
  3. Step 3: Cross multiply
    219,990,711.80x = 329,608,154.10 × 104,727,063.80
  4. Step 4: Simplify right side
    219,990,711.80x = 34,518,894,183,430,932
  5. Step 5: Solve for x
    x = 34,518,894,183,430,932/219,990,711.80
  6. Step 6: Final answer
    x = 156,910,689.10

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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.