Home / 3,188,648,738.80-4,782,973,108.20-2,956,196,445.40

Finding the Fourth Proportional to 3,188,648,738.80, 4,782,973,108.20 and 2,956,196,445.40

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Solution

The fourth proportional to 3,188,648,738.80, 4,782,973,108.20 and 2,956,196,445.40 is: 4,434,294,668.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,648,738.80 : 4,782,973,108.20 = 2,956,196,445.40 : x
  2. Step 2: Convert to fraction form
    3,188,648,738.80/4,782,973,108.20 = 2,956,196,445.40/x
  3. Step 3: Cross multiply
    3,188,648,738.80x = 4,782,973,108.20 × 2,956,196,445.40
  4. Step 4: Simplify right side
    3,188,648,738.80x = 14,139,408,100,904,630,272
  5. Step 5: Solve for x
    x = 14,139,408,100,904,630,272/3,188,648,738.80
  6. Step 6: Final answer
    x = 4,434,294,668.10

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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.