Home / 109,659,071,660.60-151,273,825,041.36-71,619,545,247.32

Finding the Fourth Proportional to 109,659,071,660.60, 151,273,825,041.36 and 71,619,545,247.32

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Solution

The fourth proportional to 109,659,071,660.60, 151,273,825,041.36 and 71,619,545,247.32 is: 98,798,598,175.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,659,071,660.60 : 151,273,825,041.36 = 71,619,545,247.32 : x
  2. Step 2: Convert to fraction form
    109,659,071,660.60/151,273,825,041.36 = 71,619,545,247.32/x
  3. Step 3: Cross multiply
    109,659,071,660.60x = 151,273,825,041.36 × 71,619,545,247.32
  4. Step 4: Simplify right side
    109,659,071,660.60x = 10,834,162,557,285,153,374,208
  5. Step 5: Solve for x
    x = 10,834,162,557,285,153,374,208/109,659,071,660.60
  6. Step 6: Final answer
    x = 98,798,598,175.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.