Home / 2,985,986,977.60-4,478,980,466.40-2,967,847,124.80

Finding the Fourth Proportional to 2,985,986,977.60, 4,478,980,466.40 and 2,967,847,124.80

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Solution

The fourth proportional to 2,985,986,977.60, 4,478,980,466.40 and 2,967,847,124.80 is: 4,451,770,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,986,977.60 : 4,478,980,466.40 = 2,967,847,124.80 : x
  2. Step 2: Convert to fraction form
    2,985,986,977.60/4,478,980,466.40 = 2,967,847,124.80/x
  3. Step 3: Cross multiply
    2,985,986,977.60x = 4,478,980,466.40 × 2,967,847,124.80
  4. Step 4: Simplify right side
    2,985,986,977.60x = 13,292,929,299,240,603,648
  5. Step 5: Solve for x
    x = 13,292,929,299,240,603,648/2,985,986,977.60
  6. Step 6: Final answer
    x = 4,451,770,687.20

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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.