Home / 846,193,488.60-1,269,290,232.90-482,724,586.20

Finding the Fourth Proportional to 846,193,488.60, 1,269,290,232.90 and 482,724,586.20

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Solution

The fourth proportional to 846,193,488.60, 1,269,290,232.90 and 482,724,586.20 is: 724,086,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,193,488.60 : 1,269,290,232.90 = 482,724,586.20 : x
  2. Step 2: Convert to fraction form
    846,193,488.60/1,269,290,232.90 = 482,724,586.20/x
  3. Step 3: Cross multiply
    846,193,488.60x = 1,269,290,232.90 × 482,724,586.20
  4. Step 4: Simplify right side
    846,193,488.60x = 612,717,602,444,354,176
  5. Step 5: Solve for x
    x = 612,717,602,444,354,176/846,193,488.60
  6. Step 6: Final answer
    x = 724,086,879.30

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Double scale
Find fourth proportional to 846,193,489.60, 1,269,290,234.40 and 482,724,587.20
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.