Home / 1,361,724,234.40-2,042,586,351.60-810,726,205.60

Finding the Fourth Proportional to 1,361,724,234.40, 2,042,586,351.60 and 810,726,205.60

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Solution

The fourth proportional to 1,361,724,234.40, 2,042,586,351.60 and 810,726,205.60 is: 1,216,089,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,724,234.40 : 2,042,586,351.60 = 810,726,205.60 : x
  2. Step 2: Convert to fraction form
    1,361,724,234.40/2,042,586,351.60 = 810,726,205.60/x
  3. Step 3: Cross multiply
    1,361,724,234.40x = 2,042,586,351.60 × 810,726,205.60
  4. Step 4: Simplify right side
    1,361,724,234.40x = 1,655,978,282,443,015,424
  5. Step 5: Solve for x
    x = 1,655,978,282,443,015,424/1,361,724,234.40
  6. Step 6: Final answer
    x = 1,216,089,308.40

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Double scale
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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.