Home / 150,898,421,835.40-208,240,469,533.34-82,311,329,629.99

Finding the Fourth Proportional to 150,898,421,835.40, 208,240,469,533.34 and 82,311,329,629.99

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Solution

The fourth proportional to 150,898,421,835.40, 208,240,469,533.34 and 82,311,329,629.99 is: 113,589,988,030.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,898,421,835.40 : 208,240,469,533.34 = 82,311,329,629.99 : x
  2. Step 2: Convert to fraction form
    150,898,421,835.40/208,240,469,533.34 = 82,311,329,629.99/x
  3. Step 3: Cross multiply
    150,898,421,835.40x = 208,240,469,533.34 × 82,311,329,629.99
  4. Step 4: Simplify right side
    150,898,421,835.40x = 17,140,549,930,062,845,050,880
  5. Step 5: Solve for x
    x = 17,140,549,930,062,845,050,880/150,898,421,835.40
  6. Step 6: Final answer
    x = 113,589,988,030.22

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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.