Home / 196,660,046.33-271,390,822.93-108,554,021.02

Finding the Fourth Proportional to 196,660,046.33, 271,390,822.93 and 108,554,021.02

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Solution

The fourth proportional to 196,660,046.33, 271,390,822.93 and 108,554,021.02 is: 149,804,526.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,660,046.33 : 271,390,822.93 = 108,554,021.02 : x
  2. Step 2: Convert to fraction form
    196,660,046.33/271,390,822.93 = 108,554,021.02/x
  3. Step 3: Cross multiply
    196,660,046.33x = 271,390,822.93 × 108,554,021.02
  4. Step 4: Simplify right side
    196,660,046.33x = 29,460,565,096,978,316
  5. Step 5: Solve for x
    x = 29,460,565,096,978,316/196,660,046.33
  6. Step 6: Final answer
    x = 149,804,526.37

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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.