Home / 132,108,622,482.86-198,081,834,794.85-51,340,018,907.37

Finding the Fourth Proportional to 132,108,622,482.86, 198,081,834,794.85 and 51,340,018,907.37

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Solution

The fourth proportional to 132,108,622,482.86, 198,081,834,794.85 and 51,340,018,907.37 is: 76,978,511,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,108,622,482.86 : 198,081,834,794.85 = 51,340,018,907.37 : x
  2. Step 2: Convert to fraction form
    132,108,622,482.86/198,081,834,794.85 = 51,340,018,907.37/x
  3. Step 3: Cross multiply
    132,108,622,482.86x = 198,081,834,794.85 × 51,340,018,907.37
  4. Step 4: Simplify right side
    132,108,622,482.86x = 10,169,525,143,574,140,682,240
  5. Step 5: Solve for x
    x = 10,169,525,143,574,140,682,240/132,108,622,482.86
  6. Step 6: Final answer
    x = 76,978,511,715.94

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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.