Home / 122,510,666.40-183,765,999.60-110,393,811.60

Finding the Fourth Proportional to 122,510,666.40, 183,765,999.60 and 110,393,811.60

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Solution

The fourth proportional to 122,510,666.40, 183,765,999.60 and 110,393,811.60 is: 165,590,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,510,666.40 : 183,765,999.60 = 110,393,811.60 : x
  2. Step 2: Convert to fraction form
    122,510,666.40/183,765,999.60 = 110,393,811.60/x
  3. Step 3: Cross multiply
    122,510,666.40x = 183,765,999.60 × 110,393,811.60
  4. Step 4: Simplify right side
    122,510,666.40x = 20,286,629,138,328,072
  5. Step 5: Solve for x
    x = 20,286,629,138,328,072/122,510,666.40
  6. Step 6: Final answer
    x = 165,590,717.40

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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.