Home / 12,982,032,201.72-19,466,600,144.82-4,137,720,220.92

Finding the Fourth Proportional to 12,982,032,201.72, 19,466,600,144.82 and 4,137,720,220.92

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Solution

The fourth proportional to 12,982,032,201.72, 19,466,600,144.82 and 4,137,720,220.92 is: 6,204,525,131.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,982,032,201.72 : 19,466,600,144.82 = 4,137,720,220.92 : x
  2. Step 2: Convert to fraction form
    12,982,032,201.72/19,466,600,144.82 = 4,137,720,220.92/x
  3. Step 3: Cross multiply
    12,982,032,201.72x = 19,466,600,144.82 × 4,137,720,220.92
  4. Step 4: Simplify right side
    12,982,032,201.72x = 80,547,345,051,785,920,512
  5. Step 5: Solve for x
    x = 80,547,345,051,785,920,512/12,982,032,201.72
  6. Step 6: Final answer
    x = 6,204,525,131.37

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1.5x scale

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.