Home / 271,778,279,797.44-407,602,019,385.72-83,125,804,171.68

Finding the Fourth Proportional to 271,778,279,797.44, 407,602,019,385.72 and 83,125,804,171.68

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Solution

The fourth proportional to 271,778,279,797.44, 407,602,019,385.72 and 83,125,804,171.68 is: 124,668,702,990.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,778,279,797.44 : 407,602,019,385.72 = 83,125,804,171.68 : x
  2. Step 2: Convert to fraction form
    271,778,279,797.44/407,602,019,385.72 = 83,125,804,171.68/x
  3. Step 3: Cross multiply
    271,778,279,797.44x = 407,602,019,385.72 × 83,125,804,171.68
  4. Step 4: Simplify right side
    271,778,279,797.44x = 33,882,245,643,438,670,217,216
  5. Step 5: Solve for x
    x = 33,882,245,643,438,670,217,216/271,778,279,797.44
  6. Step 6: Final answer
    x = 124,668,702,990.88

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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.