Home / 196,256,487,911.05-271,057,358,168.05-131,915,507,968.65

Finding the Fourth Proportional to 196,256,487,911.05, 271,057,358,168.05 and 131,915,507,968.65

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Solution

The fourth proportional to 196,256,487,911.05, 271,057,358,168.05 and 131,915,507,968.65 is: 182,193,564,513.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,256,487,911.05 : 271,057,358,168.05 = 131,915,507,968.65 : x
  2. Step 2: Convert to fraction form
    196,256,487,911.05/271,057,358,168.05 = 131,915,507,968.65/x
  3. Step 3: Cross multiply
    196,256,487,911.05x = 271,057,358,168.05 × 131,915,507,968.65
  4. Step 4: Simplify right side
    196,256,487,911.05x = 35,756,669,091,378,613,977,088
  5. Step 5: Solve for x
    x = 35,756,669,091,378,613,977,088/196,256,487,911.05
  6. Step 6: Final answer
    x = 182,193,564,513.32

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1.5x scale

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.