Home / 146,292,238.80-219,431,359.80-49,238,427.60

Finding the Fourth Proportional to 146,292,238.80, 219,431,359.80 and 49,238,427.60

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Solution

The fourth proportional to 146,292,238.80, 219,431,359.80 and 49,238,427.60 is: 73,855,285.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,292,238.80 : 219,431,359.80 = 49,238,427.60 : x
  2. Step 2: Convert to fraction form
    146,292,238.80/219,431,359.80 = 49,238,427.60/x
  3. Step 3: Cross multiply
    146,292,238.80x = 219,431,359.80 × 49,238,427.60
  4. Step 4: Simplify right side
    146,292,238.80x = 10,804,455,122,681,852
  5. Step 5: Solve for x
    x = 10,804,455,122,681,852/146,292,238.80
  6. Step 6: Final answer
    x = 73,855,285.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.