Home / 1,426,764,092,015.90-2,140,347,179,164.80-458,347,807,478.80

Finding the Fourth Proportional to 1,426,764,092,015.90, 2,140,347,179,164.80 and 458,347,807,478.80

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Solution

The fourth proportional to 1,426,764,092,015.90, 2,140,347,179,164.80 and 458,347,807,478.80 is: 687,586,295,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,764,092,015.90 : 2,140,347,179,164.80 = 458,347,807,478.80 : x
  2. Step 2: Convert to fraction form
    1,426,764,092,015.90/2,140,347,179,164.80 = 458,347,807,478.80/x
  3. Step 3: Cross multiply
    1,426,764,092,015.90x = 2,140,347,179,164.80 × 458,347,807,478.80
  4. Step 4: Simplify right side
    1,426,764,092,015.90x = 981,023,436,813,620,364,705,792
  5. Step 5: Solve for x
    x = 981,023,436,813,620,364,705,792/1,426,764,092,015.90
  6. Step 6: Final answer
    x = 687,586,295,662.60

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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.