Home / 122,199,771.60-183,512,233.80-64,804,143.60

Finding the Fourth Proportional to 122,199,771.60, 183,512,233.80 and 64,804,143.60

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Solution

The fourth proportional to 122,199,771.60, 183,512,233.80 and 64,804,143.60 is: 97,318,947.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,199,771.60 : 183,512,233.80 = 64,804,143.60 : x
  2. Step 2: Convert to fraction form
    122,199,771.60/183,512,233.80 = 64,804,143.60/x
  3. Step 3: Cross multiply
    122,199,771.60x = 183,512,233.80 × 64,804,143.60
  4. Step 4: Simplify right side
    122,199,771.60x = 11,892,353,151,531,974
  5. Step 5: Solve for x
    x = 11,892,353,151,531,974/122,199,771.60
  6. Step 6: Final answer
    x = 97,318,947.46

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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.