Home / 21,560,323,358.40-32,340,485,037.60-10,513,153,003.20

Finding the Fourth Proportional to 21,560,323,358.40, 32,340,485,037.60 and 10,513,153,003.20

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Solution

The fourth proportional to 21,560,323,358.40, 32,340,485,037.60 and 10,513,153,003.20 is: 15,769,729,504.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560,323,358.40 : 32,340,485,037.60 = 10,513,153,003.20 : x
  2. Step 2: Convert to fraction form
    21,560,323,358.40/32,340,485,037.60 = 10,513,153,003.20/x
  3. Step 3: Cross multiply
    21,560,323,358.40x = 32,340,485,037.60 × 10,513,153,003.20
  4. Step 4: Simplify right side
    21,560,323,358.40x = 340,000,467,397,989,105,664
  5. Step 5: Solve for x
    x = 340,000,467,397,989,105,664/21,560,323,358.40
  6. Step 6: Final answer
    x = 15,769,729,504.80

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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.