Home / 2,151,449,188.03-2,968,969,699.66-1,198,870,075.09

Finding the Fourth Proportional to 2,151,449,188.03, 2,968,969,699.66 and 1,198,870,075.09

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Solution

The fourth proportional to 2,151,449,188.03, 2,968,969,699.66 and 1,198,870,075.09 is: 1,654,423,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,449,188.03 : 2,968,969,699.66 = 1,198,870,075.09 : x
  2. Step 2: Convert to fraction form
    2,151,449,188.03/2,968,969,699.66 = 1,198,870,075.09/x
  3. Step 3: Cross multiply
    2,151,449,188.03x = 2,968,969,699.66 × 1,198,870,075.09
  4. Step 4: Simplify right side
    2,151,449,188.03x = 3,559,408,926,771,318,272
  5. Step 5: Solve for x
    x = 3,559,408,926,771,318,272/2,151,449,188.03
  6. Step 6: Final answer
    x = 1,654,423,886.27

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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.