Home / 190,196,731.19-285,095,977.24-79,595,769.41

Finding the Fourth Proportional to 190,196,731.19, 285,095,977.24 and 79,595,769.41

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Solution

The fourth proportional to 190,196,731.19, 285,095,977.24 and 79,595,769.41 is: 119,310,324.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,196,731.19 : 285,095,977.24 = 79,595,769.41 : x
  2. Step 2: Convert to fraction form
    190,196,731.19/285,095,977.24 = 79,595,769.41/x
  3. Step 3: Cross multiply
    190,196,731.19x = 285,095,977.24 × 79,595,769.41
  4. Step 4: Simplify right side
    190,196,731.19x = 22,692,433,662,290,192
  5. Step 5: Solve for x
    x = 22,692,433,662,290,192/190,196,731.19
  6. Step 6: Final answer
    x = 119,310,324.21

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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.