Home / 2,179,873,720.32-3,012,160,735.80-1,552,252,528.32

Finding the Fourth Proportional to 2,179,873,720.32, 3,012,160,735.80 and 1,552,252,528.32

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Solution

The fourth proportional to 2,179,873,720.32, 3,012,160,735.80 and 1,552,252,528.32 is: 2,144,910,539.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,873,720.32 : 3,012,160,735.80 = 1,552,252,528.32 : x
  2. Step 2: Convert to fraction form
    2,179,873,720.32/3,012,160,735.80 = 1,552,252,528.32/x
  3. Step 3: Cross multiply
    2,179,873,720.32x = 3,012,160,735.80 × 1,552,252,528.32
  4. Step 4: Simplify right side
    2,179,873,720.32x = 4,675,634,117,851,782,144
  5. Step 5: Solve for x
    x = 4,675,634,117,851,782,144/2,179,873,720.32
  6. Step 6: Final answer
    x = 2,144,910,539.66

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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.