Home / 233,533,361.37-322,282,766.34-129,118,173.78

Finding the Fourth Proportional to 233,533,361.37, 322,282,766.34 and 129,118,173.78

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Solution

The fourth proportional to 233,533,361.37, 322,282,766.34 and 129,118,173.78 is: 178,186,799.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,533,361.37 : 322,282,766.34 = 129,118,173.78 : x
  2. Step 2: Convert to fraction form
    233,533,361.37/322,282,766.34 = 129,118,173.78/x
  3. Step 3: Cross multiply
    233,533,361.37x = 322,282,766.34 × 129,118,173.78
  4. Step 4: Simplify right side
    233,533,361.37x = 41,612,562,230,587,248
  5. Step 5: Solve for x
    x = 41,612,562,230,587,248/233,533,361.37
  6. Step 6: Final answer
    x = 178,186,799.46

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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.