Home / 229,099,850.81-316,224,415.13-149,726,852.64

Finding the Fourth Proportional to 229,099,850.81, 316,224,415.13 and 149,726,852.64

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Solution

The fourth proportional to 229,099,850.81, 316,224,415.13 and 149,726,852.64 is: 206,666,596.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,099,850.81 : 316,224,415.13 = 149,726,852.64 : x
  2. Step 2: Convert to fraction form
    229,099,850.81/316,224,415.13 = 149,726,852.64/x
  3. Step 3: Cross multiply
    229,099,850.81x = 316,224,415.13 × 149,726,852.64
  4. Step 4: Simplify right side
    229,099,850.81x = 47,347,286,404,591,056
  5. Step 5: Solve for x
    x = 47,347,286,404,591,056/229,099,850.81
  6. Step 6: Final answer
    x = 206,666,596.41

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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.