Home / 228,374,732-315,157,476.48-123,952,841.52

Finding the Fourth Proportional to 228,374,732, 315,157,476.48 and 123,952,841.52

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Solution

The fourth proportional to 228,374,732, 315,157,476.48 and 123,952,841.52 is: 171,055,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,374,732 : 315,157,476.48 = 123,952,841.52 : x
  2. Step 2: Convert to fraction form
    228,374,732/315,157,476.48 = 123,952,841.52/x
  3. Step 3: Cross multiply
    228,374,732x = 315,157,476.48 × 123,952,841.52
  4. Step 4: Simplify right side
    228,374,732x = 39,064,664,735,968,568
  5. Step 5: Solve for x
    x = 39,064,664,735,968,568/228,374,732
  6. Step 6: Final answer
    x = 171,055,109.27

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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.