Home / 1,092,175,846.76-1,638,084,408.77-470,223,635.33

Finding the Fourth Proportional to 1,092,175,846.76, 1,638,084,408.77 and 470,223,635.33

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Solution

The fourth proportional to 1,092,175,846.76, 1,638,084,408.77 and 470,223,635.33 is: 705,258,231.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,175,846.76 : 1,638,084,408.77 = 470,223,635.33 : x
  2. Step 2: Convert to fraction form
    1,092,175,846.76/1,638,084,408.77 = 470,223,635.33/x
  3. Step 3: Cross multiply
    1,092,175,846.76x = 1,638,084,408.77 × 470,223,635.33
  4. Step 4: Simplify right side
    1,092,175,846.76x = 770,266,005,674,493,952
  5. Step 5: Solve for x
    x = 770,266,005,674,493,952/1,092,175,846.76
  6. Step 6: Final answer
    x = 705,258,231.04

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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.