Home / 1,490,380,998,944.60-2,056,725,782,504.70-805,268,724,905.30

Finding the Fourth Proportional to 1,490,380,998,944.60, 2,056,725,782,504.70 and 805,268,724,905.30

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Solution

The fourth proportional to 1,490,380,998,944.60, 2,056,725,782,504.70 and 805,268,724,905.30 is: 1,111,270,842,509.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,380,998,944.60 : 2,056,725,782,504.70 = 805,268,724,905.30 : x
  2. Step 2: Convert to fraction form
    1,490,380,998,944.60/2,056,725,782,504.70 = 805,268,724,905.30/x
  3. Step 3: Cross multiply
    1,490,380,998,944.60x = 2,056,725,782,504.70 × 805,268,724,905.30
  4. Step 4: Simplify right side
    1,490,380,998,944.60x = 1,656,216,948,357,415,259,078,656
  5. Step 5: Solve for x
    x = 1,656,216,948,357,415,259,078,656/1,490,380,998,944.60
  6. Step 6: Final answer
    x = 1,111,270,842,509.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.