Home / 1,295,464,273,241.10-1,787,796,893,379.40-717,400,792,017.80

Finding the Fourth Proportional to 1,295,464,273,241.10, 1,787,796,893,379.40 and 717,400,792,017.80

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Solution

The fourth proportional to 1,295,464,273,241.10, 1,787,796,893,379.40 and 717,400,792,017.80 is: 990,044,213,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,464,273,241.10 : 1,787,796,893,379.40 = 717,400,792,017.80 : x
  2. Step 2: Convert to fraction form
    1,295,464,273,241.10/1,787,796,893,379.40 = 717,400,792,017.80/x
  3. Step 3: Cross multiply
    1,295,464,273,241.10x = 1,787,796,893,379.40 × 717,400,792,017.80
  4. Step 4: Simplify right side
    1,295,464,273,241.10x = 1,282,566,907,277,344,029,802,496
  5. Step 5: Solve for x
    x = 1,282,566,907,277,344,029,802,496/1,295,464,273,241.10
  6. Step 6: Final answer
    x = 990,044,213,313.97

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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.