Home / 727,443,847.60-1,091,855,620.86-450,256,594.48

Finding the Fourth Proportional to 727,443,847.60, 1,091,855,620.86 and 450,256,594.48

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Solution

The fourth proportional to 727,443,847.60, 1,091,855,620.86 and 450,256,594.48 is: 675,811,879.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,443,847.60 : 1,091,855,620.86 = 450,256,594.48 : x
  2. Step 2: Convert to fraction form
    727,443,847.60/1,091,855,620.86 = 450,256,594.48/x
  3. Step 3: Cross multiply
    727,443,847.60x = 1,091,855,620.86 × 450,256,594.48
  4. Step 4: Simplify right side
    727,443,847.60x = 491,615,193,512,269,632
  5. Step 5: Solve for x
    x = 491,615,193,512,269,632/727,443,847.60
  6. Step 6: Final answer
    x = 675,811,879.00

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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.