Home / 20,284,660,634.40-27,988,639,834.32-11,710,938,703.50

Finding the Fourth Proportional to 20,284,660,634.40, 27,988,639,834.32 and 11,710,938,703.50

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Solution

The fourth proportional to 20,284,660,634.40, 27,988,639,834.32 and 11,710,938,703.50 is: 16,158,675,336.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,284,660,634.40 : 27,988,639,834.32 = 11,710,938,703.50 : x
  2. Step 2: Convert to fraction form
    20,284,660,634.40/27,988,639,834.32 = 11,710,938,703.50/x
  3. Step 3: Cross multiply
    20,284,660,634.40x = 27,988,639,834.32 × 11,710,938,703.50
  4. Step 4: Simplify right side
    20,284,660,634.40x = 327,773,245,494,059,925,504
  5. Step 5: Solve for x
    x = 327,773,245,494,059,925,504/20,284,660,634.40
  6. Step 6: Final answer
    x = 16,158,675,336.09

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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.