Home / 12,262,908,140.61-18,394,362,190.15-2,946,656,069.19

Finding the Fourth Proportional to 12,262,908,140.61, 18,394,362,190.15 and 2,946,656,069.19

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Solution

The fourth proportional to 12,262,908,140.61, 18,394,362,190.15 and 2,946,656,069.19 is: 4,419,984,098.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262,908,140.61 : 18,394,362,190.15 = 2,946,656,069.19 : x
  2. Step 2: Convert to fraction form
    12,262,908,140.61/18,394,362,190.15 = 2,946,656,069.19/x
  3. Step 3: Cross multiply
    12,262,908,140.61x = 18,394,362,190.15 × 2,946,656,069.19
  4. Step 4: Simplify right side
    12,262,908,140.61x = 54,201,858,986,392,592,384
  5. Step 5: Solve for x
    x = 54,201,858,986,392,592,384/12,262,908,140.61
  6. Step 6: Final answer
    x = 4,419,984,098.79

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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.