Home / 199,494,681.10-275,151,160.70-171,664,029.62

Finding the Fourth Proportional to 199,494,681.10, 275,151,160.70 and 171,664,029.62

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Solution

The fourth proportional to 199,494,681.10, 275,151,160.70 and 171,664,029.62 is: 236,765,996.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,494,681.10 : 275,151,160.70 = 171,664,029.62 : x
  2. Step 2: Convert to fraction form
    199,494,681.10/275,151,160.70 = 171,664,029.62/x
  3. Step 3: Cross multiply
    199,494,681.10x = 275,151,160.70 × 171,664,029.62
  4. Step 4: Simplify right side
    199,494,681.10x = 47,233,557,000,382,176
  5. Step 5: Solve for x
    x = 47,233,557,000,382,176/199,494,681.10
  6. Step 6: Final answer
    x = 236,765,996.67

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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.