Home / 825,367,059.80-1,139,006,504.04-454,081,119.56

Finding the Fourth Proportional to 825,367,059.80, 1,139,006,504.04 and 454,081,119.56

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Solution

The fourth proportional to 825,367,059.80, 1,139,006,504.04 and 454,081,119.56 is: 626,631,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,367,059.80 : 1,139,006,504.04 = 454,081,119.56 : x
  2. Step 2: Convert to fraction form
    825,367,059.80/1,139,006,504.04 = 454,081,119.56/x
  3. Step 3: Cross multiply
    825,367,059.80x = 1,139,006,504.04 × 454,081,119.56
  4. Step 4: Simplify right side
    825,367,059.80x = 517,201,348,540,604,864
  5. Step 5: Solve for x
    x = 517,201,348,540,604,864/825,367,059.80
  6. Step 6: Final answer
    x = 626,631,923.82

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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.