Home / 93,611,308,845.60-140,416,963,268.40-86,448,334,471.20

Finding the Fourth Proportional to 93,611,308,845.60, 140,416,963,268.40 and 86,448,334,471.20

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Solution

The fourth proportional to 93,611,308,845.60, 140,416,963,268.40 and 86,448,334,471.20 is: 129,672,501,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,611,308,845.60 : 140,416,963,268.40 = 86,448,334,471.20 : x
  2. Step 2: Convert to fraction form
    93,611,308,845.60/140,416,963,268.40 = 86,448,334,471.20/x
  3. Step 3: Cross multiply
    93,611,308,845.60x = 140,416,963,268.40 × 86,448,334,471.20
  4. Step 4: Simplify right side
    93,611,308,845.60x = 12,138,812,606,056,847,376,384
  5. Step 5: Solve for x
    x = 12,138,812,606,056,847,376,384/93,611,308,845.60
  6. Step 6: Final answer
    x = 129,672,501,706.80

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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.