Home / 1,013,012,231,623.30-1,397,956,879,640.10-579,464,620,706.30

Finding the Fourth Proportional to 1,013,012,231,623.30, 1,397,956,879,640.10 and 579,464,620,706.30

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Solution

The fourth proportional to 1,013,012,231,623.30, 1,397,956,879,640.10 and 579,464,620,706.30 is: 799,661,176,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,012,231,623.30 : 1,397,956,879,640.10 = 579,464,620,706.30 : x
  2. Step 2: Convert to fraction form
    1,013,012,231,623.30/1,397,956,879,640.10 = 579,464,620,706.30/x
  3. Step 3: Cross multiply
    1,013,012,231,623.30x = 1,397,956,879,640.10 × 579,464,620,706.30
  4. Step 4: Simplify right side
    1,013,012,231,623.30x = 810,066,553,024,413,419,175,936
  5. Step 5: Solve for x
    x = 810,066,553,024,413,419,175,936/1,013,012,231,623.30
  6. Step 6: Final answer
    x = 799,661,176,574.66

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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.