Home / 1,091,289,380.95-1,636,910,436.84-304,322,035.78

Finding the Fourth Proportional to 1,091,289,380.95, 1,636,910,436.84 and 304,322,035.78

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Solution

The fourth proportional to 1,091,289,380.95, 1,636,910,436.84 and 304,322,035.78 is: 456,476,462.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,289,380.95 : 1,636,910,436.84 = 304,322,035.78 : x
  2. Step 2: Convert to fraction form
    1,091,289,380.95/1,636,910,436.84 = 304,322,035.78/x
  3. Step 3: Cross multiply
    1,091,289,380.95x = 1,636,910,436.84 × 304,322,035.78
  4. Step 4: Simplify right side
    1,091,289,380.95x = 498,147,916,528,677,824
  5. Step 5: Solve for x
    x = 498,147,916,528,677,824/1,091,289,380.95
  6. Step 6: Final answer
    x = 456,476,462.82

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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.