Home / 93,611,310,367.60-140,416,965,551.40-86,448,335,993.20

Finding the Fourth Proportional to 93,611,310,367.60, 140,416,965,551.40 and 86,448,335,993.20

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Solution

The fourth proportional to 93,611,310,367.60, 140,416,965,551.40 and 86,448,335,993.20 is: 129,672,503,989.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,611,310,367.60 : 140,416,965,551.40 = 86,448,335,993.20 : x
  2. Step 2: Convert to fraction form
    93,611,310,367.60/140,416,965,551.40 = 86,448,335,993.20/x
  3. Step 3: Cross multiply
    93,611,310,367.60x = 140,416,965,551.40 × 86,448,335,993.20
  4. Step 4: Simplify right side
    93,611,310,367.60x = 12,138,813,017,133,015,891,968
  5. Step 5: Solve for x
    x = 12,138,813,017,133,015,891,968/93,611,310,367.60
  6. Step 6: Final answer
    x = 129,672,503,989.80

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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.