Home / 1,966,842,043.20-2,950,194,830.40-492,994,749.60

Finding the Fourth Proportional to 1,966,842,043.20, 2,950,194,830.40 and 492,994,749.60

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Solution

The fourth proportional to 1,966,842,043.20, 2,950,194,830.40 and 492,994,749.60 is: 739,475,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,842,043.20 : 2,950,194,830.40 = 492,994,749.60 : x
  2. Step 2: Convert to fraction form
    1,966,842,043.20/2,950,194,830.40 = 492,994,749.60/x
  3. Step 3: Cross multiply
    1,966,842,043.20x = 2,950,194,830.40 × 492,994,749.60
  4. Step 4: Simplify right side
    1,966,842,043.20x = 1,454,430,561,684,262,656
  5. Step 5: Solve for x
    x = 1,454,430,561,684,262,656/1,966,842,043.20
  6. Step 6: Final answer
    x = 739,475,021.25

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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.