Home / 720,466,586.89-1,080,723,803.27-247,760,992.89

Finding the Fourth Proportional to 720,466,586.89, 1,080,723,803.27 and 247,760,992.89

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Solution

The fourth proportional to 720,466,586.89, 1,080,723,803.27 and 247,760,992.89 is: 371,649,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,466,586.89 : 1,080,723,803.27 = 247,760,992.89 : x
  2. Step 2: Convert to fraction form
    720,466,586.89/1,080,723,803.27 = 247,760,992.89/x
  3. Step 3: Cross multiply
    720,466,586.89x = 1,080,723,803.27 × 247,760,992.89
  4. Step 4: Simplify right side
    720,466,586.89x = 267,761,202,538,032,224
  5. Step 5: Solve for x
    x = 267,761,202,538,032,224/720,466,586.89
  6. Step 6: Final answer
    x = 371,649,716.18

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1.5x scale

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.