Home / 2,691,233,985.09-3,713,903,639.52-1,485,575,964.57

Finding the Fourth Proportional to 2,691,233,985.09, 3,713,903,639.52 and 1,485,575,964.57

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Solution

The fourth proportional to 2,691,233,985.09, 3,713,903,639.52 and 1,485,575,964.57 is: 2,050,095,239.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,233,985.09 : 3,713,903,639.52 = 1,485,575,964.57 : x
  2. Step 2: Convert to fraction form
    2,691,233,985.09/3,713,903,639.52 = 1,485,575,964.57/x
  3. Step 3: Cross multiply
    2,691,233,985.09x = 3,713,903,639.52 × 1,485,575,964.57
  4. Step 4: Simplify right side
    2,691,233,985.09x = 5,517,285,981,599,956,992
  5. Step 5: Solve for x
    x = 5,517,285,981,599,956,992/2,691,233,985.09
  6. Step 6: Final answer
    x = 2,050,095,239.64

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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.