Home / 186,624,982.80-279,937,474.20-148,077,795.60

Finding the Fourth Proportional to 186,624,982.80, 279,937,474.20 and 148,077,795.60

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Solution

The fourth proportional to 186,624,982.80, 279,937,474.20 and 148,077,795.60 is: 222,116,693.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,982.80 : 279,937,474.20 = 148,077,795.60 : x
  2. Step 2: Convert to fraction form
    186,624,982.80/279,937,474.20 = 148,077,795.60/x
  3. Step 3: Cross multiply
    186,624,982.80x = 279,937,474.20 × 148,077,795.60
  4. Step 4: Simplify right side
    186,624,982.80x = 41,452,524,085,367,872
  5. Step 5: Solve for x
    x = 41,452,524,085,367,872/186,624,982.80
  6. Step 6: Final answer
    x = 222,116,693.40

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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.