Home / 127,155,836.73-175,424,977.39-73,475,027.45

Finding the Fourth Proportional to 127,155,836.73, 175,424,977.39 and 73,475,027.45

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Solution

The fourth proportional to 127,155,836.73, 175,424,977.39 and 73,475,027.45 is: 101,366,601.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,155,836.73 : 175,424,977.39 = 73,475,027.45 : x
  2. Step 2: Convert to fraction form
    127,155,836.73/175,424,977.39 = 73,475,027.45/x
  3. Step 3: Cross multiply
    127,155,836.73x = 175,424,977.39 × 73,475,027.45
  4. Step 4: Simplify right side
    127,155,836.73x = 12,889,355,029,660,608
  5. Step 5: Solve for x
    x = 12,889,355,029,660,608/127,155,836.73
  6. Step 6: Final answer
    x = 101,366,601.49

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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.