Home / 805,465,922.72-1,208,380,665.46-245,277,864.26

Finding the Fourth Proportional to 805,465,922.72, 1,208,380,665.46 and 245,277,864.26

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Solution

The fourth proportional to 805,465,922.72, 1,208,380,665.46 and 245,277,864.26 is: 367,972,151.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,465,922.72 : 1,208,380,665.46 = 245,277,864.26 : x
  2. Step 2: Convert to fraction form
    805,465,922.72/1,208,380,665.46 = 245,277,864.26/x
  3. Step 3: Cross multiply
    805,465,922.72x = 1,208,380,665.46 × 245,277,864.26
  4. Step 4: Simplify right side
    805,465,922.72x = 296,389,028,837,106,368
  5. Step 5: Solve for x
    x = 296,389,028,837,106,368/805,465,922.72
  6. Step 6: Final answer
    x = 367,972,151.86

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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.