Home / 7,085,887,999.60-10,628,831,999.40-2,426,213,311.60

Finding the Fourth Proportional to 7,085,887,999.60, 10,628,831,999.40 and 2,426,213,311.60

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Solution

The fourth proportional to 7,085,887,999.60, 10,628,831,999.40 and 2,426,213,311.60 is: 3,639,319,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,887,999.60 : 10,628,831,999.40 = 2,426,213,311.60 : x
  2. Step 2: Convert to fraction form
    7,085,887,999.60/10,628,831,999.40 = 2,426,213,311.60/x
  3. Step 3: Cross multiply
    7,085,887,999.60x = 10,628,831,999.40 × 2,426,213,311.60
  4. Step 4: Simplify right side
    7,085,887,999.60x = 25,787,813,683,704,320,000
  5. Step 5: Solve for x
    x = 25,787,813,683,704,320,000/7,085,887,999.60
  6. Step 6: Final answer
    x = 3,639,319,967.40

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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.