Home / 14,171,880,801.60-21,257,821,202.40-8,914,441,276.80

Finding the Fourth Proportional to 14,171,880,801.60, 21,257,821,202.40 and 8,914,441,276.80

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Solution

The fourth proportional to 14,171,880,801.60, 21,257,821,202.40 and 8,914,441,276.80 is: 13,371,661,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171,880,801.60 : 21,257,821,202.40 = 8,914,441,276.80 : x
  2. Step 2: Convert to fraction form
    14,171,880,801.60/21,257,821,202.40 = 8,914,441,276.80/x
  3. Step 3: Cross multiply
    14,171,880,801.60x = 21,257,821,202.40 × 8,914,441,276.80
  4. Step 4: Simplify right side
    14,171,880,801.60x = 189,501,598,781,508,780,032
  5. Step 5: Solve for x
    x = 189,501,598,781,508,780,032/14,171,880,801.60
  6. Step 6: Final answer
    x = 13,371,661,915.20

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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.