Home / 299,384,792.70-449,077,189.05-169,942,386.30

Finding the Fourth Proportional to 299,384,792.70, 449,077,189.05 and 169,942,386.30

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Solution

The fourth proportional to 299,384,792.70, 449,077,189.05 and 169,942,386.30 is: 254,913,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,384,792.70 : 449,077,189.05 = 169,942,386.30 : x
  2. Step 2: Convert to fraction form
    299,384,792.70/449,077,189.05 = 169,942,386.30/x
  3. Step 3: Cross multiply
    299,384,792.70x = 449,077,189.05 × 169,942,386.30
  4. Step 4: Simplify right side
    299,384,792.70x = 76,317,249,140,053,232
  5. Step 5: Solve for x
    x = 76,317,249,140,053,232/299,384,792.70
  6. Step 6: Final answer
    x = 254,913,579.45

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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.