Home / 301,871,518.64-416,584,106.47-171,498,480.56

Finding the Fourth Proportional to 301,871,518.64, 416,584,106.47 and 171,498,480.56

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Solution

The fourth proportional to 301,871,518.64, 416,584,106.47 and 171,498,480.56 is: 236,668,704.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,871,518.64 : 416,584,106.47 = 171,498,480.56 : x
  2. Step 2: Convert to fraction form
    301,871,518.64/416,584,106.47 = 171,498,480.56/x
  3. Step 3: Cross multiply
    301,871,518.64x = 416,584,106.47 × 171,498,480.56
  4. Step 4: Simplify right side
    301,871,518.64x = 71,443,541,286,601,488
  5. Step 5: Solve for x
    x = 71,443,541,286,601,488/301,871,518.64
  6. Step 6: Final answer
    x = 236,668,704.64

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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.