Home / 236,419,675.20-326,369,731.84-137,281,111.84

Finding the Fourth Proportional to 236,419,675.20, 326,369,731.84 and 137,281,111.84

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Solution

The fourth proportional to 236,419,675.20, 326,369,731.84 and 137,281,111.84 is: 189,512,144.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,419,675.20 : 326,369,731.84 = 137,281,111.84 : x
  2. Step 2: Convert to fraction form
    236,419,675.20/326,369,731.84 = 137,281,111.84/x
  3. Step 3: Cross multiply
    236,419,675.20x = 326,369,731.84 × 137,281,111.84
  4. Step 4: Simplify right side
    236,419,675.20x = 44,804,399,657,917,848
  5. Step 5: Solve for x
    x = 44,804,399,657,917,848/236,419,675.20
  6. Step 6: Final answer
    x = 189,512,144.54

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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.