Home / 8,648,002,739.88-12,968,650,438.10-2,974,512,487.88

Finding the Fourth Proportional to 8,648,002,739.88, 12,968,650,438.10 and 2,974,512,487.88

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Solution

The fourth proportional to 8,648,002,739.88, 12,968,650,438.10 and 2,974,512,487.88 is: 4,460,615,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648,002,739.88 : 12,968,650,438.10 = 2,974,512,487.88 : x
  2. Step 2: Convert to fraction form
    8,648,002,739.88/12,968,650,438.10 = 2,974,512,487.88/x
  3. Step 3: Cross multiply
    8,648,002,739.88x = 12,968,650,438.10 × 2,974,512,487.88
  4. Step 4: Simplify right side
    8,648,002,739.88x = 38,575,412,679,078,887,424
  5. Step 5: Solve for x
    x = 38,575,412,679,078,887,424/8,648,002,739.88
  6. Step 6: Final answer
    x = 4,460,615,224.04

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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.