Home / 122,362,258.36-183,545,333.88-68,119,612.78

Finding the Fourth Proportional to 122,362,258.36, 183,545,333.88 and 68,119,612.78

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Solution

The fourth proportional to 122,362,258.36, 183,545,333.88 and 68,119,612.78 is: 102,180,502.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,362,258.36 : 183,545,333.88 = 68,119,612.78 : x
  2. Step 2: Convert to fraction form
    122,362,258.36/183,545,333.88 = 68,119,612.78/x
  3. Step 3: Cross multiply
    122,362,258.36x = 183,545,333.88 × 68,119,612.78
  4. Step 4: Simplify right side
    122,362,258.36x = 12,503,037,071,481,414
  5. Step 5: Solve for x
    x = 12,503,037,071,481,414/122,362,258.36
  6. Step 6: Final answer
    x = 102,180,502.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.