Home / 237,692,125.64-328,008,804.23-137,217,171.89

Finding the Fourth Proportional to 237,692,125.64, 328,008,804.23 and 137,217,171.89

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Solution

The fourth proportional to 237,692,125.64, 328,008,804.23 and 137,217,171.89 is: 189,356,043.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,692,125.64 : 328,008,804.23 = 137,217,171.89 : x
  2. Step 2: Convert to fraction form
    237,692,125.64/328,008,804.23 = 137,217,171.89/x
  3. Step 3: Cross multiply
    237,692,125.64x = 328,008,804.23 × 137,217,171.89
  4. Step 4: Simplify right side
    237,692,125.64x = 45,008,440,469,135,136
  5. Step 5: Solve for x
    x = 45,008,440,469,135,136/237,692,125.64
  6. Step 6: Final answer
    x = 189,356,043.45

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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.