Home / 20,662,103,410.80-30,993,155,116.20-8,869,215,044.40

Finding the Fourth Proportional to 20,662,103,410.80, 30,993,155,116.20 and 8,869,215,044.40

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Solution

The fourth proportional to 20,662,103,410.80, 30,993,155,116.20 and 8,869,215,044.40 is: 13,303,822,566.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,662,103,410.80 : 30,993,155,116.20 = 8,869,215,044.40 : x
  2. Step 2: Convert to fraction form
    20,662,103,410.80/30,993,155,116.20 = 8,869,215,044.40/x
  3. Step 3: Cross multiply
    20,662,103,410.80x = 30,993,155,116.20 × 8,869,215,044.40
  4. Step 4: Simplify right side
    20,662,103,410.80x = 274,884,957,630,023,860,224
  5. Step 5: Solve for x
    x = 274,884,957,630,023,860,224/20,662,103,410.80
  6. Step 6: Final answer
    x = 13,303,822,566.60

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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.