Home / 219,208,587.78-302,507,826.05-131,102,571.33

Finding the Fourth Proportional to 219,208,587.78, 302,507,826.05 and 131,102,571.33

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Solution

The fourth proportional to 219,208,587.78, 302,507,826.05 and 131,102,571.33 is: 180,921,533.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,208,587.78 : 302,507,826.05 = 131,102,571.33 : x
  2. Step 2: Convert to fraction form
    219,208,587.78/302,507,826.05 = 131,102,571.33/x
  3. Step 3: Cross multiply
    219,208,587.78x = 302,507,826.05 × 131,102,571.33
  4. Step 4: Simplify right side
    219,208,587.78x = 39,659,553,841,947,848
  5. Step 5: Solve for x
    x = 39,659,553,841,947,848/219,208,587.78
  6. Step 6: Final answer
    x = 180,921,533.43

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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.