Home / 268,009,027.23-369,863,576.83-148,931,174.69

Finding the Fourth Proportional to 268,009,027.23, 369,863,576.83 and 148,931,174.69

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Solution

The fourth proportional to 268,009,027.23, 369,863,576.83 and 148,931,174.69 is: 205,531,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,009,027.23 : 369,863,576.83 = 148,931,174.69 : x
  2. Step 2: Convert to fraction form
    268,009,027.23/369,863,576.83 = 148,931,174.69/x
  3. Step 3: Cross multiply
    268,009,027.23x = 369,863,576.83 × 148,931,174.69
  4. Step 4: Simplify right side
    268,009,027.23x = 55,084,216,972,336,960
  5. Step 5: Solve for x
    x = 55,084,216,972,336,960/268,009,027.23
  6. Step 6: Final answer
    x = 205,531,199.98

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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.