Home / 7,341,856,856.42-10,131,763,919.94-4,000,355,138.80

Finding the Fourth Proportional to 7,341,856,856.42, 10,131,763,919.94 and 4,000,355,138.80

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Solution

The fourth proportional to 7,341,856,856.42, 10,131,763,919.94 and 4,000,355,138.80 is: 5,520,490,886.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,856,856.42 : 10,131,763,919.94 = 4,000,355,138.80 : x
  2. Step 2: Convert to fraction form
    7,341,856,856.42/10,131,763,919.94 = 4,000,355,138.80/x
  3. Step 3: Cross multiply
    7,341,856,856.42x = 10,131,763,919.94 × 4,000,355,138.80
  4. Step 4: Simplify right side
    7,341,856,856.42x = 40,530,653,862,169,747,456
  5. Step 5: Solve for x
    x = 40,530,653,862,169,747,456/7,341,856,856.42
  6. Step 6: Final answer
    x = 5,520,490,886.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.