Home / 196,573,533.44-271,369,685.04-122,258,048.72

Finding the Fourth Proportional to 196,573,533.44, 271,369,685.04 and 122,258,048.72

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Solution

The fourth proportional to 196,573,533.44, 271,369,685.04 and 122,258,048.72 is: 168,777,187.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,573,533.44 : 271,369,685.04 = 122,258,048.72 : x
  2. Step 2: Convert to fraction form
    196,573,533.44/271,369,685.04 = 122,258,048.72/x
  3. Step 3: Cross multiply
    196,573,533.44x = 271,369,685.04 × 122,258,048.72
  4. Step 4: Simplify right side
    196,573,533.44x = 33,177,128,174,751,376
  5. Step 5: Solve for x
    x = 33,177,128,174,751,376/196,573,533.44
  6. Step 6: Final answer
    x = 168,777,187.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.