Home / 47,261,998.80-70,892,998.20-40,207,611.60

Finding the Fourth Proportional to 47,261,998.80, 70,892,998.20 and 40,207,611.60

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Solution

The fourth proportional to 47,261,998.80, 70,892,998.20 and 40,207,611.60 is: 60,311,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,261,998.80 : 70,892,998.20 = 40,207,611.60 : x
  2. Step 2: Convert to fraction form
    47,261,998.80/70,892,998.20 = 40,207,611.60/x
  3. Step 3: Cross multiply
    47,261,998.80x = 70,892,998.20 × 40,207,611.60
  4. Step 4: Simplify right side
    47,261,998.80x = 2,850,438,136,785,099.50
  5. Step 5: Solve for x
    x = 2,850,438,136,785,099.50/47,261,998.80
  6. Step 6: Final answer
    x = 60,311,417.40

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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.