Home / 101,936,316-140,668,137.84-62,310,188.64

Finding the Fourth Proportional to 101,936,316, 140,668,137.84 and 62,310,188.64

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Solution

The fourth proportional to 101,936,316, 140,668,137.84 and 62,310,188.64 is: 85,985,628.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,936,316 : 140,668,137.84 = 62,310,188.64 : x
  2. Step 2: Convert to fraction form
    101,936,316/140,668,137.84 = 62,310,188.64/x
  3. Step 3: Cross multiply
    101,936,316x = 140,668,137.84 × 62,310,188.64
  4. Step 4: Simplify right side
    101,936,316x = 8,765,058,204,447,922
  5. Step 5: Solve for x
    x = 8,765,058,204,447,922/101,936,316
  6. Step 6: Final answer
    x = 85,985,628.56

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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.