Home / 20,228,630,354.20-30,342,945,531.30-8,594,938,091.80

Finding the Fourth Proportional to 20,228,630,354.20, 30,342,945,531.30 and 8,594,938,091.80

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Solution

The fourth proportional to 20,228,630,354.20, 30,342,945,531.30 and 8,594,938,091.80 is: 12,892,407,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,228,630,354.20 : 30,342,945,531.30 = 8,594,938,091.80 : x
  2. Step 2: Convert to fraction form
    20,228,630,354.20/30,342,945,531.30 = 8,594,938,091.80/x
  3. Step 3: Cross multiply
    20,228,630,354.20x = 30,342,945,531.30 × 8,594,938,091.80
  4. Step 4: Simplify right side
    20,228,630,354.20x = 260,795,738,364,382,937,088
  5. Step 5: Solve for x
    x = 260,795,738,364,382,937,088/20,228,630,354.20
  6. Step 6: Final answer
    x = 12,892,407,137.70

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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.