Home / 3,011,091,981.23-4,155,419,076.67-1,805,629,488.22

Finding the Fourth Proportional to 3,011,091,981.23, 4,155,419,076.67 and 1,805,629,488.22

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Solution

The fourth proportional to 3,011,091,981.23, 4,155,419,076.67 and 1,805,629,488.22 is: 2,491,835,941.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,091,981.23 : 4,155,419,076.67 = 1,805,629,488.22 : x
  2. Step 2: Convert to fraction form
    3,011,091,981.23/4,155,419,076.67 = 1,805,629,488.22/x
  3. Step 3: Cross multiply
    3,011,091,981.23x = 4,155,419,076.67 × 1,805,629,488.22
  4. Step 4: Simplify right side
    3,011,091,981.23x = 7,503,147,220,747,277,312
  5. Step 5: Solve for x
    x = 7,503,147,220,747,277,312/3,011,091,981.23
  6. Step 6: Final answer
    x = 2,491,835,941.09

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1.5x scale

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.