Home / 612,340,174.44-845,043,381.54-347,980,513.32

Finding the Fourth Proportional to 612,340,174.44, 845,043,381.54 and 347,980,513.32

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Solution

The fourth proportional to 612,340,174.44, 845,043,381.54 and 347,980,513.32 is: 480,221,030.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,340,174.44 : 845,043,381.54 = 347,980,513.32 : x
  2. Step 2: Convert to fraction form
    612,340,174.44/845,043,381.54 = 347,980,513.32/x
  3. Step 3: Cross multiply
    612,340,174.44x = 845,043,381.54 × 347,980,513.32
  4. Step 4: Simplify right side
    612,340,174.44x = 294,058,629,685,957,824
  5. Step 5: Solve for x
    x = 294,058,629,685,957,824/612,340,174.44
  6. Step 6: Final answer
    x = 480,221,030.66

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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.