Home / 2,818,183,962.80-4,227,275,944.20-1,838,631,911.60

Finding the Fourth Proportional to 2,818,183,962.80, 4,227,275,944.20 and 1,838,631,911.60

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Solution

The fourth proportional to 2,818,183,962.80, 4,227,275,944.20 and 1,838,631,911.60 is: 2,757,947,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,183,962.80 : 4,227,275,944.20 = 1,838,631,911.60 : x
  2. Step 2: Convert to fraction form
    2,818,183,962.80/4,227,275,944.20 = 1,838,631,911.60/x
  3. Step 3: Cross multiply
    2,818,183,962.80x = 4,227,275,944.20 × 1,838,631,911.60
  4. Step 4: Simplify right side
    2,818,183,962.80x = 7,772,404,450,145,139,712
  5. Step 5: Solve for x
    x = 7,772,404,450,145,139,712/2,818,183,962.80
  6. Step 6: Final answer
    x = 2,757,947,867.40

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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.