Home / 1,235,526,742.39-1,705,132,059.88-699,773,713.77

Finding the Fourth Proportional to 1,235,526,742.39, 1,705,132,059.88 and 699,773,713.77

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Solution

The fourth proportional to 1,235,526,742.39, 1,705,132,059.88 and 699,773,713.77 is: 965,747,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,526,742.39 : 1,705,132,059.88 = 699,773,713.77 : x
  2. Step 2: Convert to fraction form
    1,235,526,742.39/1,705,132,059.88 = 699,773,713.77/x
  3. Step 3: Cross multiply
    1,235,526,742.39x = 1,705,132,059.88 × 699,773,713.77
  4. Step 4: Simplify right side
    1,235,526,742.39x = 1,193,206,594,010,517,760
  5. Step 5: Solve for x
    x = 1,193,206,594,010,517,760/1,235,526,742.39
  6. Step 6: Final answer
    x = 965,747,282.57

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1.5x scale

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.