Home / 680,804,557,005.20-1,021,206,835,507.80-680,804,557,005.20

Finding the Fourth Proportional to 680,804,557,005.20, 1,021,206,835,507.80 and 680,804,557,005.20

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Solution

The fourth proportional to 680,804,557,005.20, 1,021,206,835,507.80 and 680,804,557,005.20 is: 1,021,206,835,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,804,557,005.20 : 1,021,206,835,507.80 = 680,804,557,005.20 : x
  2. Step 2: Convert to fraction form
    680,804,557,005.20/1,021,206,835,507.80 = 680,804,557,005.20/x
  3. Step 3: Cross multiply
    680,804,557,005.20x = 1,021,206,835,507.80 × 680,804,557,005.20
  4. Step 4: Simplify right side
    680,804,557,005.20x = 695,242,267,258,569,850,093,568
  5. Step 5: Solve for x
    x = 695,242,267,258,569,850,093,568/680,804,557,005.20
  6. Step 6: Final answer
    x = 1,021,206,835,507.80

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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.