Home / 485,799,102,465.03-670,423,835,016.72-269,025,297,006.29

Finding the Fourth Proportional to 485,799,102,465.03, 670,423,835,016.72 and 269,025,297,006.29

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Solution

The fourth proportional to 485,799,102,465.03, 670,423,835,016.72 and 269,025,297,006.29 is: 371,266,579,992.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,799,102,465.03 : 670,423,835,016.72 = 269,025,297,006.29 : x
  2. Step 2: Convert to fraction form
    485,799,102,465.03/670,423,835,016.72 = 269,025,297,006.29/x
  3. Step 3: Cross multiply
    485,799,102,465.03x = 670,423,835,016.72 × 269,025,297,006.29
  4. Step 4: Simplify right side
    485,799,102,465.03x = 180,360,971,335,469,056,917,504
  5. Step 5: Solve for x
    x = 180,360,971,335,469,056,917,504/485,799,102,465.03
  6. Step 6: Final answer
    x = 371,266,579,992.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.