Home / 846,193,352.10-1,269,290,028.15-482,724,449.70

Finding the Fourth Proportional to 846,193,352.10, 1,269,290,028.15 and 482,724,449.70

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Solution

The fourth proportional to 846,193,352.10, 1,269,290,028.15 and 482,724,449.70 is: 724,086,674.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,193,352.10 : 1,269,290,028.15 = 482,724,449.70 : x
  2. Step 2: Convert to fraction form
    846,193,352.10/1,269,290,028.15 = 482,724,449.70/x
  3. Step 3: Cross multiply
    846,193,352.10x = 1,269,290,028.15 × 482,724,449.70
  4. Step 4: Simplify right side
    846,193,352.10x = 612,717,330,348,406,272
  5. Step 5: Solve for x
    x = 612,717,330,348,406,272/846,193,352.10
  6. Step 6: Final answer
    x = 724,086,674.55

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Double scale
Find fourth proportional to 846,193,353.10, 1,269,290,029.65 and 482,724,450.70
Similar ratio
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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.