Home / 21,419,209,664.60-32,128,814,496.90-21,419,209,664.60

Finding the Fourth Proportional to 21,419,209,664.60, 32,128,814,496.90 and 21,419,209,664.60

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Solution

The fourth proportional to 21,419,209,664.60, 32,128,814,496.90 and 21,419,209,664.60 is: 32,128,814,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,419,209,664.60 : 32,128,814,496.90 = 21,419,209,664.60 : x
  2. Step 2: Convert to fraction form
    21,419,209,664.60/32,128,814,496.90 = 21,419,209,664.60/x
  3. Step 3: Cross multiply
    21,419,209,664.60x = 32,128,814,496.90 × 21,419,209,664.60
  4. Step 4: Simplify right side
    21,419,209,664.60x = 688,173,813,984,141,115,392
  5. Step 5: Solve for x
    x = 688,173,813,984,141,115,392/21,419,209,664.60
  6. Step 6: Final answer
    x = 32,128,814,496.90

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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.