Home / 965,288,839.20-1,447,933,258.80-238,277,551.20

Finding the Fourth Proportional to 965,288,839.20, 1,447,933,258.80 and 238,277,551.20

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Solution

The fourth proportional to 965,288,839.20, 1,447,933,258.80 and 238,277,551.20 is: 357,416,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,288,839.20 : 1,447,933,258.80 = 238,277,551.20 : x
  2. Step 2: Convert to fraction form
    965,288,839.20/1,447,933,258.80 = 238,277,551.20/x
  3. Step 3: Cross multiply
    965,288,839.20x = 1,447,933,258.80 × 238,277,551.20
  4. Step 4: Simplify right side
    965,288,839.20x = 345,009,991,207,899,840
  5. Step 5: Solve for x
    x = 345,009,991,207,899,840/965,288,839.20
  6. Step 6: Final answer
    x = 357,416,326.80

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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.