Home / 122,510,665.40-183,765,998.10-110,393,810.60

Finding the Fourth Proportional to 122,510,665.40, 183,765,998.10 and 110,393,810.60

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Solution

The fourth proportional to 122,510,665.40, 183,765,998.10 and 110,393,810.60 is: 165,590,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,510,665.40 : 183,765,998.10 = 110,393,810.60 : x
  2. Step 2: Convert to fraction form
    122,510,665.40/183,765,998.10 = 110,393,810.60/x
  3. Step 3: Cross multiply
    122,510,665.40x = 183,765,998.10 × 110,393,810.60
  4. Step 4: Simplify right side
    122,510,665.40x = 20,286,628,788,971,360
  5. Step 5: Solve for x
    x = 20,286,628,788,971,360/122,510,665.40
  6. Step 6: Final answer
    x = 165,590,715.90

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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.