Home / 30,864,726,717.22-46,299,321,456.12-12,919,056,746.18

Finding the Fourth Proportional to 30,864,726,717.22, 46,299,321,456.12 and 12,919,056,746.18

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Solution

The fourth proportional to 30,864,726,717.22, 46,299,321,456.12 and 12,919,056,746.18 is: 19,379,519,108.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,864,726,717.22 : 46,299,321,456.12 = 12,919,056,746.18 : x
  2. Step 2: Convert to fraction form
    30,864,726,717.22/46,299,321,456.12 = 12,919,056,746.18/x
  3. Step 3: Cross multiply
    30,864,726,717.22x = 46,299,321,456.12 × 12,919,056,746.18
  4. Step 4: Simplify right side
    30,864,726,717.22x = 598,143,561,201,012,047,872
  5. Step 5: Solve for x
    x = 598,143,561,201,012,047,872/30,864,726,717.22
  6. Step 6: Final answer
    x = 19,379,519,108.69

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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.