Home / 109,105,326,015.40-163,657,989,023.10-64,474,485,682.60

Finding the Fourth Proportional to 109,105,326,015.40, 163,657,989,023.10 and 64,474,485,682.60

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Solution

The fourth proportional to 109,105,326,015.40, 163,657,989,023.10 and 64,474,485,682.60 is: 96,711,728,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,105,326,015.40 : 163,657,989,023.10 = 64,474,485,682.60 : x
  2. Step 2: Convert to fraction form
    109,105,326,015.40/163,657,989,023.10 = 64,474,485,682.60/x
  3. Step 3: Cross multiply
    109,105,326,015.40x = 163,657,989,023.10 × 64,474,485,682.60
  4. Step 4: Simplify right side
    109,105,326,015.40x = 10,551,764,670,112,969,261,056
  5. Step 5: Solve for x
    x = 10,551,764,670,112,969,261,056/109,105,326,015.40
  6. Step 6: Final answer
    x = 96,711,728,523.90

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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.