Home / 1,261,844,950.38-1,891,075,533.57-982,063,699.77

Finding the Fourth Proportional to 1,261,844,950.38, 1,891,075,533.57 and 982,063,699.77

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Solution

The fourth proportional to 1,261,844,950.38, 1,891,075,533.57 and 982,063,699.77 is: 1,471,778,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,844,950.38 : 1,891,075,533.57 = 982,063,699.77 : x
  2. Step 2: Convert to fraction form
    1,261,844,950.38/1,891,075,533.57 = 982,063,699.77/x
  3. Step 3: Cross multiply
    1,261,844,950.38x = 1,891,075,533.57 × 982,063,699.77
  4. Step 4: Simplify right side
    1,261,844,950.38x = 1,857,156,635,037,370,624
  5. Step 5: Solve for x
    x = 1,857,156,635,037,370,624/1,261,844,950.38
  6. Step 6: Final answer
    x = 1,471,778,790.63

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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.