Home / 122,476,998.43-183,651,706.50-57,763,427.86

Finding the Fourth Proportional to 122,476,998.43, 183,651,706.50 and 57,763,427.86

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Solution

The fourth proportional to 122,476,998.43, 183,651,706.50 and 57,763,427.86 is: 86,615,056.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,476,998.43 : 183,651,706.50 = 57,763,427.86 : x
  2. Step 2: Convert to fraction form
    122,476,998.43/183,651,706.50 = 57,763,427.86/x
  3. Step 3: Cross multiply
    122,476,998.43x = 183,651,706.50 × 57,763,427.86
  4. Step 4: Simplify right side
    122,476,998.43x = 10,608,352,099,778,642
  5. Step 5: Solve for x
    x = 10,608,352,099,778,642/122,476,998.43
  6. Step 6: Final answer
    x = 86,615,056.18

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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.