Home / 451,343,147.30-677,014,720.95-193,062,821.30

Finding the Fourth Proportional to 451,343,147.30, 677,014,720.95 and 193,062,821.30

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Solution

The fourth proportional to 451,343,147.30, 677,014,720.95 and 193,062,821.30 is: 289,594,231.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,343,147.30 : 677,014,720.95 = 193,062,821.30 : x
  2. Step 2: Convert to fraction form
    451,343,147.30/677,014,720.95 = 193,062,821.30/x
  3. Step 3: Cross multiply
    451,343,147.30x = 677,014,720.95 × 193,062,821.30
  4. Step 4: Simplify right side
    451,343,147.30x = 130,706,372,088,239,232
  5. Step 5: Solve for x
    x = 130,706,372,088,239,232/451,343,147.30
  6. Step 6: Final answer
    x = 289,594,231.95

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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.