Home / 547,869,513.22-821,792,756.14-133,348,647.13

Finding the Fourth Proportional to 547,869,513.22, 821,792,756.14 and 133,348,647.13

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Solution

The fourth proportional to 547,869,513.22, 821,792,756.14 and 133,348,647.13 is: 200,020,168.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,869,513.22 : 821,792,756.14 = 133,348,647.13 : x
  2. Step 2: Convert to fraction form
    547,869,513.22/821,792,756.14 = 133,348,647.13/x
  3. Step 3: Cross multiply
    547,869,513.22x = 821,792,756.14 × 133,348,647.13
  4. Step 4: Simplify right side
    547,869,513.22x = 109,584,952,255,493,920
  5. Step 5: Solve for x
    x = 109,584,952,255,493,920/547,869,513.22
  6. Step 6: Final answer
    x = 200,020,168.33

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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.