Home / 1,982,967,837.80-2,740,421,888.08-1,625,171,277.67

Finding the Fourth Proportional to 1,982,967,837.80, 2,740,421,888.08 and 1,625,171,277.67

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Solution

The fourth proportional to 1,982,967,837.80, 2,740,421,888.08 and 1,625,171,277.67 is: 2,245,954,198.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,967,837.80 : 2,740,421,888.08 = 1,625,171,277.67 : x
  2. Step 2: Convert to fraction form
    1,982,967,837.80/2,740,421,888.08 = 1,625,171,277.67/x
  3. Step 3: Cross multiply
    1,982,967,837.80x = 2,740,421,888.08 × 1,625,171,277.67
  4. Step 4: Simplify right side
    1,982,967,837.80x = 4,453,654,941,194,893,312
  5. Step 5: Solve for x
    x = 4,453,654,941,194,893,312/1,982,967,837.80
  6. Step 6: Final answer
    x = 2,245,954,198.71

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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.