Home / 108,213,859,621.40-162,320,789,432.10-91,477,294,496.60

Finding the Fourth Proportional to 108,213,859,621.40, 162,320,789,432.10 and 91,477,294,496.60

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Solution

The fourth proportional to 108,213,859,621.40, 162,320,789,432.10 and 91,477,294,496.60 is: 137,215,941,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,213,859,621.40 : 162,320,789,432.10 = 91,477,294,496.60 : x
  2. Step 2: Convert to fraction form
    108,213,859,621.40/162,320,789,432.10 = 91,477,294,496.60/x
  3. Step 3: Cross multiply
    108,213,859,621.40x = 162,320,789,432.10 × 91,477,294,496.60
  4. Step 4: Simplify right side
    108,213,859,621.40x = 14,848,666,657,800,809,611,264
  5. Step 5: Solve for x
    x = 14,848,666,657,800,809,611,264/108,213,859,621.40
  6. Step 6: Final answer
    x = 137,215,941,744.90

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Double scale
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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.