Home / 876,513,632.14-1,209,589,236.41-480,061,554.85

Finding the Fourth Proportional to 876,513,632.14, 1,209,589,236.41 and 480,061,554.85

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Solution

The fourth proportional to 876,513,632.14, 1,209,589,236.41 and 480,061,554.85 is: 662,485,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,513,632.14 : 1,209,589,236.41 = 480,061,554.85 : x
  2. Step 2: Convert to fraction form
    876,513,632.14/1,209,589,236.41 = 480,061,554.85/x
  3. Step 3: Cross multiply
    876,513,632.14x = 1,209,589,236.41 × 480,061,554.85
  4. Step 4: Simplify right side
    876,513,632.14x = 580,677,289,560,808,960
  5. Step 5: Solve for x
    x = 580,677,289,560,808,960/876,513,632.14
  6. Step 6: Final answer
    x = 662,485,177.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.