Home / 373,540,312.77-561,160,774.74-270,228,182.37

Finding the Fourth Proportional to 373,540,312.77, 561,160,774.74 and 270,228,182.37

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Solution

The fourth proportional to 373,540,312.77, 561,160,774.74 and 270,228,182.37 is: 405,957,405.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,540,312.77 : 561,160,774.74 = 270,228,182.37 : x
  2. Step 2: Convert to fraction form
    373,540,312.77/561,160,774.74 = 270,228,182.37/x
  3. Step 3: Cross multiply
    373,540,312.77x = 561,160,774.74 × 270,228,182.37
  4. Step 4: Simplify right side
    373,540,312.77x = 151,641,456,175,331,200
  5. Step 5: Solve for x
    x = 151,641,456,175,331,200/373,540,312.77
  6. Step 6: Final answer
    x = 405,957,405.38

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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.