Home / 20,228,630,176.20-30,342,945,264.30-8,594,937,913.80

Finding the Fourth Proportional to 20,228,630,176.20, 30,342,945,264.30 and 8,594,937,913.80

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Solution

The fourth proportional to 20,228,630,176.20, 30,342,945,264.30 and 8,594,937,913.80 is: 12,892,406,870.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,228,630,176.20 : 30,342,945,264.30 = 8,594,937,913.80 : x
  2. Step 2: Convert to fraction form
    20,228,630,176.20/30,342,945,264.30 = 8,594,937,913.80/x
  3. Step 3: Cross multiply
    20,228,630,176.20x = 30,342,945,264.30 × 8,594,937,913.80
  4. Step 4: Simplify right side
    20,228,630,176.20x = 260,795,730,668,490,194,944
  5. Step 5: Solve for x
    x = 260,795,730,668,490,194,944/20,228,630,176.20
  6. Step 6: Final answer
    x = 12,892,406,870.70

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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.