Home / 101,199,529.98-151,808,558.82-28,415,820.21

Finding the Fourth Proportional to 101,199,529.98, 151,808,558.82 and 28,415,820.21

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Solution

The fourth proportional to 101,199,529.98, 151,808,558.82 and 28,415,820.21 is: 42,626,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,199,529.98 : 151,808,558.82 = 28,415,820.21 : x
  2. Step 2: Convert to fraction form
    101,199,529.98/151,808,558.82 = 28,415,820.21/x
  3. Step 3: Cross multiply
    101,199,529.98x = 151,808,558.82 × 28,415,820.21
  4. Step 4: Simplify right side
    101,199,529.98x = 4,313,764,713,768,329.50
  5. Step 5: Solve for x
    x = 4,313,764,713,768,329.50/101,199,529.98
  6. Step 6: Final answer
    x = 42,626,331.51

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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.