Home / 103,669,731.52-155,444,435.60-49,081,856.08

Finding the Fourth Proportional to 103,669,731.52, 155,444,435.60 and 49,081,856.08

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Solution

The fourth proportional to 103,669,731.52, 155,444,435.60 and 49,081,856.08 is: 73,594,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,669,731.52 : 155,444,435.60 = 49,081,856.08 : x
  2. Step 2: Convert to fraction form
    103,669,731.52/155,444,435.60 = 49,081,856.08/x
  3. Step 3: Cross multiply
    103,669,731.52x = 155,444,435.60 × 49,081,856.08
  4. Step 4: Simplify right side
    103,669,731.52x = 7,629,501,416,556,028
  5. Step 5: Solve for x
    x = 7,629,501,416,556,028/103,669,731.52
  6. Step 6: Final answer
    x = 73,594,300.91

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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.