Home / 293,640,209.28-405,108,800.16-168,125,325.24

Finding the Fourth Proportional to 293,640,209.28, 405,108,800.16 and 168,125,325.24

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Solution

The fourth proportional to 293,640,209.28, 405,108,800.16 and 168,125,325.24 is: 231,947,283.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,640,209.28 : 405,108,800.16 = 168,125,325.24 : x
  2. Step 2: Convert to fraction form
    293,640,209.28/405,108,800.16 = 168,125,325.24/x
  3. Step 3: Cross multiply
    293,640,209.28x = 405,108,800.16 × 168,125,325.24
  4. Step 4: Simplify right side
    293,640,209.28x = 68,109,048,784,486,176
  5. Step 5: Solve for x
    x = 68,109,048,784,486,176/293,640,209.28
  6. Step 6: Final answer
    x = 231,947,283.21

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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.