Home / 16,985,457,039.60-25,478,185,559.40-9,546,983,650.80

Finding the Fourth Proportional to 16,985,457,039.60, 25,478,185,559.40 and 9,546,983,650.80

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Solution

The fourth proportional to 16,985,457,039.60, 25,478,185,559.40 and 9,546,983,650.80 is: 14,320,475,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985,457,039.60 : 25,478,185,559.40 = 9,546,983,650.80 : x
  2. Step 2: Convert to fraction form
    16,985,457,039.60/25,478,185,559.40 = 9,546,983,650.80/x
  3. Step 3: Cross multiply
    16,985,457,039.60x = 25,478,185,559.40 × 9,546,983,650.80
  4. Step 4: Simplify right side
    16,985,457,039.60x = 243,239,820,987,640,446,976
  5. Step 5: Solve for x
    x = 243,239,820,987,640,446,976/16,985,457,039.60
  6. Step 6: Final answer
    x = 14,320,475,476.20

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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.