Home / 196,345,397.07-270,957,468.47-108,237,461.58

Finding the Fourth Proportional to 196,345,397.07, 270,957,468.47 and 108,237,461.58

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Solution

The fourth proportional to 196,345,397.07, 270,957,468.47 and 108,237,461.58 is: 149,368,149.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,345,397.07 : 270,957,468.47 = 108,237,461.58 : x
  2. Step 2: Convert to fraction form
    196,345,397.07/270,957,468.47 = 108,237,461.58/x
  3. Step 3: Cross multiply
    196,345,397.07x = 270,957,468.47 × 108,237,461.58
  4. Step 4: Simplify right side
    196,345,397.07x = 29,327,748,582,794,496
  5. Step 5: Solve for x
    x = 29,327,748,582,794,496/196,345,397.07
  6. Step 6: Final answer
    x = 149,368,149.29

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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.