Home / 92,427,288.36-127,553,643.75-51,174,180.78

Finding the Fourth Proportional to 92,427,288.36, 127,553,643.75 and 51,174,180.78

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Solution

The fourth proportional to 92,427,288.36, 127,553,643.75 and 51,174,180.78 is: 70,622,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,427,288.36 : 127,553,643.75 = 51,174,180.78 : x
  2. Step 2: Convert to fraction form
    92,427,288.36/127,553,643.75 = 51,174,180.78/x
  3. Step 3: Cross multiply
    92,427,288.36x = 127,553,643.75 × 51,174,180.78
  4. Step 4: Simplify right side
    92,427,288.36x = 6,527,453,224,410,217
  5. Step 5: Solve for x
    x = 6,527,453,224,410,217/92,427,288.36
  6. Step 6: Final answer
    x = 70,622,576.30

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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.