Home / 20,228,630,181.20-30,342,945,271.80-8,594,937,918.80

Finding the Fourth Proportional to 20,228,630,181.20, 30,342,945,271.80 and 8,594,937,918.80

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Solution

The fourth proportional to 20,228,630,181.20, 30,342,945,271.80 and 8,594,937,918.80 is: 12,892,406,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,228,630,181.20 : 30,342,945,271.80 = 8,594,937,918.80 : x
  2. Step 2: Convert to fraction form
    20,228,630,181.20/30,342,945,271.80 = 8,594,937,918.80/x
  3. Step 3: Cross multiply
    20,228,630,181.20x = 30,342,945,271.80 × 8,594,937,918.80
  4. Step 4: Simplify right side
    20,228,630,181.20x = 260,795,730,884,666,949,632
  5. Step 5: Solve for x
    x = 260,795,730,884,666,949,632/20,228,630,181.20
  6. Step 6: Final answer
    x = 12,892,406,878.20

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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.