Home / 196,224,453.60-294,336,680.40-66,789,045.60

Finding the Fourth Proportional to 196,224,453.60, 294,336,680.40 and 66,789,045.60

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Solution

The fourth proportional to 196,224,453.60, 294,336,680.40 and 66,789,045.60 is: 100,183,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,224,453.60 : 294,336,680.40 = 66,789,045.60 : x
  2. Step 2: Convert to fraction form
    196,224,453.60/294,336,680.40 = 66,789,045.60/x
  3. Step 3: Cross multiply
    196,224,453.60x = 294,336,680.40 × 66,789,045.60
  4. Step 4: Simplify right side
    196,224,453.60x = 19,658,465,968,988,224
  5. Step 5: Solve for x
    x = 19,658,465,968,988,224/196,224,453.60
  6. Step 6: Final answer
    x = 100,183,568.40

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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.