Home / 196,695,872.04-271,475,833.98-117,316,021.84

Finding the Fourth Proportional to 196,695,872.04, 271,475,833.98 and 117,316,021.84

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Solution

The fourth proportional to 196,695,872.04, 271,475,833.98 and 117,316,021.84 is: 161,917,301.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,695,872.04 : 271,475,833.98 = 117,316,021.84 : x
  2. Step 2: Convert to fraction form
    196,695,872.04/271,475,833.98 = 117,316,021.84/x
  3. Step 3: Cross multiply
    196,695,872.04x = 271,475,833.98 × 117,316,021.84
  4. Step 4: Simplify right side
    196,695,872.04x = 31,848,464,868,229,896
  5. Step 5: Solve for x
    x = 31,848,464,868,229,896/196,695,872.04
  6. Step 6: Final answer
    x = 161,917,301.76

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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.