Home / 800,386,601.08-1,104,568,029.68-443,154,374.68

Finding the Fourth Proportional to 800,386,601.08, 1,104,568,029.68 and 443,154,374.68

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Solution

The fourth proportional to 800,386,601.08, 1,104,568,029.68 and 443,154,374.68 is: 611,572,150.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,386,601.08 : 1,104,568,029.68 = 443,154,374.68 : x
  2. Step 2: Convert to fraction form
    800,386,601.08/1,104,568,029.68 = 443,154,374.68/x
  3. Step 3: Cross multiply
    800,386,601.08x = 1,104,568,029.68 × 443,154,374.68
  4. Step 4: Simplify right side
    800,386,601.08x = 489,494,154,484,360,128
  5. Step 5: Solve for x
    x = 489,494,154,484,360,128/800,386,601.08
  6. Step 6: Final answer
    x = 611,572,150.04

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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.