Home / 798,195,685.92-1,093,509,809.44-768,353,010.24

Finding the Fourth Proportional to 798,195,685.92, 1,093,509,809.44 and 768,353,010.24

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Solution

The fourth proportional to 798,195,685.92, 1,093,509,809.44 and 768,353,010.24 is: 1,052,626,027.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,195,685.92 : 1,093,509,809.44 = 768,353,010.24 : x
  2. Step 2: Convert to fraction form
    798,195,685.92/1,093,509,809.44 = 768,353,010.24/x
  3. Step 3: Cross multiply
    798,195,685.92x = 1,093,509,809.44 × 768,353,010.24
  4. Step 4: Simplify right side
    798,195,685.92x = 840,201,553,810,192,768
  5. Step 5: Solve for x
    x = 840,201,553,810,192,768/798,195,685.92
  6. Step 6: Final answer
    x = 1,052,626,027.22

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.