Home / 102,608,168.83-141,599,409.58-55,565,323.48

Finding the Fourth Proportional to 102,608,168.83, 141,599,409.58 and 55,565,323.48

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Solution

The fourth proportional to 102,608,168.83, 141,599,409.58 and 55,565,323.48 is: 76,680,220.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,608,168.83 : 141,599,409.58 = 55,565,323.48 : x
  2. Step 2: Convert to fraction form
    102,608,168.83/141,599,409.58 = 55,565,323.48/x
  3. Step 3: Cross multiply
    102,608,168.83x = 141,599,409.58 × 55,565,323.48
  4. Step 4: Simplify right side
    102,608,168.83x = 7,868,016,997,889,711
  5. Step 5: Solve for x
    x = 7,868,016,997,889,711/102,608,168.83
  6. Step 6: Final answer
    x = 76,680,220.37

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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.