Home / 50,990,003,348.12-76,485,148,511.94-19,557,287,673.94

Finding the Fourth Proportional to 50,990,003,348.12, 76,485,148,511.94 and 19,557,287,673.94

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Solution

The fourth proportional to 50,990,003,348.12, 76,485,148,511.94 and 19,557,287,673.94 is: 29,335,986,546.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,990,003,348.12 : 76,485,148,511.94 = 19,557,287,673.94 : x
  2. Step 2: Convert to fraction form
    50,990,003,348.12/76,485,148,511.94 = 19,557,287,673.94/x
  3. Step 3: Cross multiply
    50,990,003,348.12x = 76,485,148,511.94 × 19,557,287,673.94
  4. Step 4: Simplify right side
    50,990,003,348.12x = 1,495,842,052,232,034,385,920
  5. Step 5: Solve for x
    x = 1,495,842,052,232,034,385,920/50,990,003,348.12
  6. Step 6: Final answer
    x = 29,335,986,546.61

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1.5x scale

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.