Home / 825,367,062.80-1,139,006,508.18-454,081,122.56

Finding the Fourth Proportional to 825,367,062.80, 1,139,006,508.18 and 454,081,122.56

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Solution

The fourth proportional to 825,367,062.80, 1,139,006,508.18 and 454,081,122.56 is: 626,631,927.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,367,062.80 : 1,139,006,508.18 = 454,081,122.56 : x
  2. Step 2: Convert to fraction form
    825,367,062.80/1,139,006,508.18 = 454,081,122.56/x
  3. Step 3: Cross multiply
    825,367,062.80x = 1,139,006,508.18 × 454,081,122.56
  4. Step 4: Simplify right side
    825,367,062.80x = 517,201,353,837,520,256
  5. Step 5: Solve for x
    x = 517,201,353,837,520,256/825,367,062.80
  6. Step 6: Final answer
    x = 626,631,927.96

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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.