Home / 115,660,439,010.33-173,399,415,078.03-73,075,576,486.83

Finding the Fourth Proportional to 115,660,439,010.33, 173,399,415,078.03 and 73,075,576,486.83

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Solution

The fourth proportional to 115,660,439,010.33, 173,399,415,078.03 and 73,075,576,486.83 is: 109,555,716,092.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,660,439,010.33 : 173,399,415,078.03 = 73,075,576,486.83 : x
  2. Step 2: Convert to fraction form
    115,660,439,010.33/173,399,415,078.03 = 73,075,576,486.83/x
  3. Step 3: Cross multiply
    115,660,439,010.33x = 173,399,415,078.03 × 73,075,576,486.83
  4. Step 4: Simplify right side
    115,660,439,010.33x = 12,671,262,219,306,163,765,248
  5. Step 5: Solve for x
    x = 12,671,262,219,306,163,765,248/115,660,439,010.33
  6. Step 6: Final answer
    x = 109,555,716,092.12

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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.