Home / 450,620,082,525.84-676,034,674,260.66-148,421,840,517.78

Finding the Fourth Proportional to 450,620,082,525.84, 676,034,674,260.66 and 148,421,840,517.78

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Solution

The fourth proportional to 450,620,082,525.84, 676,034,674,260.66 and 148,421,840,517.78 is: 222,667,196,821.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,620,082,525.84 : 676,034,674,260.66 = 148,421,840,517.78 : x
  2. Step 2: Convert to fraction form
    450,620,082,525.84/676,034,674,260.66 = 148,421,840,517.78/x
  3. Step 3: Cross multiply
    450,620,082,525.84x = 676,034,674,260.66 × 148,421,840,517.78
  4. Step 4: Simplify right side
    450,620,082,525.84x = 100,338,310,607,605,032,026,112
  5. Step 5: Solve for x
    x = 100,338,310,607,605,032,026,112/450,620,082,525.84
  6. Step 6: Final answer
    x = 222,667,196,821.73

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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.