Home / 143,790,505,893.70-215,685,758,840.55-60,004,368,139.30

Finding the Fourth Proportional to 143,790,505,893.70, 215,685,758,840.55 and 60,004,368,139.30

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Solution

The fourth proportional to 143,790,505,893.70, 215,685,758,840.55 and 60,004,368,139.30 is: 90,006,552,208.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,790,505,893.70 : 215,685,758,840.55 = 60,004,368,139.30 : x
  2. Step 2: Convert to fraction form
    143,790,505,893.70/215,685,758,840.55 = 60,004,368,139.30/x
  3. Step 3: Cross multiply
    143,790,505,893.70x = 215,685,758,840.55 × 60,004,368,139.30
  4. Step 4: Simplify right side
    143,790,505,893.70x = 12,942,087,675,872,641,286,144
  5. Step 5: Solve for x
    x = 12,942,087,675,872,641,286,144/143,790,505,893.70
  6. Step 6: Final answer
    x = 90,006,552,208.95

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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.