Home / 13,622,960,101.20-20,434,440,151.80-9,949,639,909.20

Finding the Fourth Proportional to 13,622,960,101.20, 20,434,440,151.80 and 9,949,639,909.20

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Solution

The fourth proportional to 13,622,960,101.20, 20,434,440,151.80 and 9,949,639,909.20 is: 14,924,459,863.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,622,960,101.20 : 20,434,440,151.80 = 9,949,639,909.20 : x
  2. Step 2: Convert to fraction form
    13,622,960,101.20/20,434,440,151.80 = 9,949,639,909.20/x
  3. Step 3: Cross multiply
    13,622,960,101.20x = 20,434,440,151.80 × 9,949,639,909.20
  4. Step 4: Simplify right side
    13,622,960,101.20x = 203,315,321,256,508,194,816
  5. Step 5: Solve for x
    x = 203,315,321,256,508,194,816/13,622,960,101.20
  6. Step 6: Final answer
    x = 14,924,459,863.80

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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.