Home / 2,146,519,078.20-3,219,405,062.10-692,496,504.12

Finding the Fourth Proportional to 2,146,519,078.20, 3,219,405,062.10 and 692,496,504.12

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Solution

The fourth proportional to 2,146,519,078.20, 3,219,405,062.10 and 692,496,504.12 is: 1,038,624,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,519,078.20 : 3,219,405,062.10 = 692,496,504.12 : x
  2. Step 2: Convert to fraction form
    2,146,519,078.20/3,219,405,062.10 = 692,496,504.12/x
  3. Step 3: Cross multiply
    2,146,519,078.20x = 3,219,405,062.10 × 692,496,504.12
  4. Step 4: Simplify right side
    2,146,519,078.20x = 2,229,426,750,850,481,408
  5. Step 5: Solve for x
    x = 2,229,426,750,850,481,408/2,146,519,078.20
  6. Step 6: Final answer
    x = 1,038,624,242.15

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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.