Home / 163,772,928,882.30-245,659,393,323.45-137,325,023,499.90

Finding the Fourth Proportional to 163,772,928,882.30, 245,659,393,323.45 and 137,325,023,499.90

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Solution

The fourth proportional to 163,772,928,882.30, 245,659,393,323.45 and 137,325,023,499.90 is: 205,987,535,249.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,772,928,882.30 : 245,659,393,323.45 = 137,325,023,499.90 : x
  2. Step 2: Convert to fraction form
    163,772,928,882.30/245,659,393,323.45 = 137,325,023,499.90/x
  3. Step 3: Cross multiply
    163,772,928,882.30x = 245,659,393,323.45 × 137,325,023,499.90
  4. Step 4: Simplify right side
    163,772,928,882.30x = 33,735,181,961,113,947,340,800
  5. Step 5: Solve for x
    x = 33,735,181,961,113,947,340,800/163,772,928,882.30
  6. Step 6: Final answer
    x = 205,987,535,249.85

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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.