Home / 73,285,179.76-101,077,507.92-49,781,838.60

Finding the Fourth Proportional to 73,285,179.76, 101,077,507.92 and 49,781,838.60

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Solution

The fourth proportional to 73,285,179.76, 101,077,507.92 and 49,781,838.60 is: 68,660,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,285,179.76 : 101,077,507.92 = 49,781,838.60 : x
  2. Step 2: Convert to fraction form
    73,285,179.76/101,077,507.92 = 49,781,838.60/x
  3. Step 3: Cross multiply
    73,285,179.76x = 101,077,507.92 × 49,781,838.60
  4. Step 4: Simplify right side
    73,285,179.76x = 5,031,824,185,270,570
  5. Step 5: Solve for x
    x = 5,031,824,185,270,570/73,285,179.76
  6. Step 6: Final answer
    x = 68,660,869.80

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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.