Home / 196,838,560.05-271,631,950.07-108,730,661.46

Finding the Fourth Proportional to 196,838,560.05, 271,631,950.07 and 108,730,661.46

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Solution

The fourth proportional to 196,838,560.05, 271,631,950.07 and 108,730,661.46 is: 150,045,405.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,838,560.05 : 271,631,950.07 = 108,730,661.46 : x
  2. Step 2: Convert to fraction form
    196,838,560.05/271,631,950.07 = 108,730,661.46/x
  3. Step 3: Cross multiply
    196,838,560.05x = 271,631,950.07 × 108,730,661.46
  4. Step 4: Simplify right side
    196,838,560.05x = 29,534,721,604,237,136
  5. Step 5: Solve for x
    x = 29,534,721,604,237,136/196,838,560.05
  6. Step 6: Final answer
    x = 150,045,405.72

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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.