Home / 289,275,088.20-434,027,599.23-92,568,806.79

Finding the Fourth Proportional to 289,275,088.20, 434,027,599.23 and 92,568,806.79

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Solution

The fourth proportional to 289,275,088.20, 434,027,599.23 and 92,568,806.79 is: 138,889,999.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,275,088.20 : 434,027,599.23 = 92,568,806.79 : x
  2. Step 2: Convert to fraction form
    289,275,088.20/434,027,599.23 = 92,568,806.79/x
  3. Step 3: Cross multiply
    289,275,088.20x = 434,027,599.23 × 92,568,806.79
  4. Step 4: Simplify right side
    289,275,088.20x = 40,177,416,974,649,424
  5. Step 5: Solve for x
    x = 40,177,416,974,649,424/289,275,088.20
  6. Step 6: Final answer
    x = 138,889,999.91

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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.