Home / 237,427,861,409.60-356,141,792,114.40-80,393,423,201.60

Finding the Fourth Proportional to 237,427,861,409.60, 356,141,792,114.40 and 80,393,423,201.60

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Solution

The fourth proportional to 237,427,861,409.60, 356,141,792,114.40 and 80,393,423,201.60 is: 120,590,134,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,427,861,409.60 : 356,141,792,114.40 = 80,393,423,201.60 : x
  2. Step 2: Convert to fraction form
    237,427,861,409.60/356,141,792,114.40 = 80,393,423,201.60/x
  3. Step 3: Cross multiply
    237,427,861,409.60x = 356,141,792,114.40 × 80,393,423,201.60
  4. Step 4: Simplify right side
    237,427,861,409.60x = 28,631,457,813,229,213,843,456
  5. Step 5: Solve for x
    x = 28,631,457,813,229,213,843,456/237,427,861,409.60
  6. Step 6: Final answer
    x = 120,590,134,802.40

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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.