Home / 193,022,013.80-289,533,020.70-162,788,925.80

Finding the Fourth Proportional to 193,022,013.80, 289,533,020.70 and 162,788,925.80

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Solution

The fourth proportional to 193,022,013.80, 289,533,020.70 and 162,788,925.80 is: 244,183,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,022,013.80 : 289,533,020.70 = 162,788,925.80 : x
  2. Step 2: Convert to fraction form
    193,022,013.80/289,533,020.70 = 162,788,925.80/x
  3. Step 3: Cross multiply
    193,022,013.80x = 289,533,020.70 × 162,788,925.80
  4. Step 4: Simplify right side
    193,022,013.80x = 47,132,769,423,382,168
  5. Step 5: Solve for x
    x = 47,132,769,423,382,168/193,022,013.80
  6. Step 6: Final answer
    x = 244,183,388.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.