Home / 301,303,404.91-415,775,743.32-169,118,863.41

Finding the Fourth Proportional to 301,303,404.91, 415,775,743.32 and 169,118,863.41

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Solution

The fourth proportional to 301,303,404.91, 415,775,743.32 and 169,118,863.41 is: 233,371,146.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,303,404.91 : 415,775,743.32 = 169,118,863.41 : x
  2. Step 2: Convert to fraction form
    301,303,404.91/415,775,743.32 = 169,118,863.41/x
  3. Step 3: Cross multiply
    301,303,404.91x = 415,775,743.32 × 169,118,863.41
  4. Step 4: Simplify right side
    301,303,404.91x = 70,315,521,143,726,296
  5. Step 5: Solve for x
    x = 70,315,521,143,726,296/301,303,404.91
  6. Step 6: Final answer
    x = 233,371,146.82

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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.