Home / 2,412,557,389.72-3,616,763,478.51-838,460,183.30

Finding the Fourth Proportional to 2,412,557,389.72, 3,616,763,478.51 and 838,460,183.30

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Solution

The fourth proportional to 2,412,557,389.72, 3,616,763,478.51 and 838,460,183.30 is: 1,256,969,961.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412,557,389.72 : 3,616,763,478.51 = 838,460,183.30 : x
  2. Step 2: Convert to fraction form
    2,412,557,389.72/3,616,763,478.51 = 838,460,183.30/x
  3. Step 3: Cross multiply
    2,412,557,389.72x = 3,616,763,478.51 × 838,460,183.30
  4. Step 4: Simplify right side
    2,412,557,389.72x = 3,032,512,169,130,166,272
  5. Step 5: Solve for x
    x = 3,032,512,169,130,166,272/2,412,557,389.72
  6. Step 6: Final answer
    x = 1,256,969,961.44

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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.