Home / 1,521,976,935.36-2,282,134,583.61-458,244,629.76

Finding the Fourth Proportional to 1,521,976,935.36, 2,282,134,583.61 and 458,244,629.76

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Solution

The fourth proportional to 1,521,976,935.36, 2,282,134,583.61 and 458,244,629.76 is: 687,116,797.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,976,935.36 : 2,282,134,583.61 = 458,244,629.76 : x
  2. Step 2: Convert to fraction form
    1,521,976,935.36/2,282,134,583.61 = 458,244,629.76/x
  3. Step 3: Cross multiply
    1,521,976,935.36x = 2,282,134,583.61 × 458,244,629.76
  4. Step 4: Simplify right side
    1,521,976,935.36x = 1,045,775,917,328,856,192
  5. Step 5: Solve for x
    x = 1,045,775,917,328,856,192/1,521,976,935.36
  6. Step 6: Final answer
    x = 687,116,797.26

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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.