Home / 9,074,129,221.20-13,611,193,831.80-2,180,985,157.20

Finding the Fourth Proportional to 9,074,129,221.20, 13,611,193,831.80 and 2,180,985,157.20

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Solution

The fourth proportional to 9,074,129,221.20, 13,611,193,831.80 and 2,180,985,157.20 is: 3,271,477,735.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074,129,221.20 : 13,611,193,831.80 = 2,180,985,157.20 : x
  2. Step 2: Convert to fraction form
    9,074,129,221.20/13,611,193,831.80 = 2,180,985,157.20/x
  3. Step 3: Cross multiply
    9,074,129,221.20x = 13,611,193,831.80 × 2,180,985,157.20
  4. Step 4: Simplify right side
    9,074,129,221.20x = 29,685,811,718,927,990,784
  5. Step 5: Solve for x
    x = 29,685,811,718,927,990,784/9,074,129,221.20
  6. Step 6: Final answer
    x = 3,271,477,735.80

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Double scale
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Similar ratio
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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.