Home / 846,193,402.10-1,269,290,103.15-482,724,499.70

Finding the Fourth Proportional to 846,193,402.10, 1,269,290,103.15 and 482,724,499.70

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Solution

The fourth proportional to 846,193,402.10, 1,269,290,103.15 and 482,724,499.70 is: 724,086,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,193,402.10 : 1,269,290,103.15 = 482,724,499.70 : x
  2. Step 2: Convert to fraction form
    846,193,402.10/1,269,290,103.15 = 482,724,499.70/x
  3. Step 3: Cross multiply
    846,193,402.10x = 1,269,290,103.15 × 482,724,499.70
  4. Step 4: Simplify right side
    846,193,402.10x = 612,717,430,017,245,184
  5. Step 5: Solve for x
    x = 612,717,430,017,245,184/846,193,402.10
  6. Step 6: Final answer
    x = 724,086,749.55

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Double scale
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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.