Home / 228,374,715-315,157,453.06-123,952,824.52

Finding the Fourth Proportional to 228,374,715, 315,157,453.06 and 123,952,824.52

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Solution

The fourth proportional to 228,374,715, 315,157,453.06 and 123,952,824.52 is: 171,055,085.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,374,715 : 315,157,453.06 = 123,952,824.52 : x
  2. Step 2: Convert to fraction form
    228,374,715/315,157,453.06 = 123,952,824.52/x
  3. Step 3: Cross multiply
    228,374,715x = 315,157,453.06 × 123,952,824.52
  4. Step 4: Simplify right side
    228,374,715x = 39,064,656,475,316,320
  5. Step 5: Solve for x
    x = 39,064,656,475,316,320/228,374,715
  6. Step 6: Final answer
    x = 171,055,085.83

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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.