Home / 77,364,496.20-116,075,313.90-31,930,230.60

Finding the Fourth Proportional to 77,364,496.20, 116,075,313.90 and 31,930,230.60

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Solution

The fourth proportional to 77,364,496.20, 116,075,313.90 and 31,930,230.60 is: 47,907,137.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,364,496.20 : 116,075,313.90 = 31,930,230.60 : x
  2. Step 2: Convert to fraction form
    77,364,496.20/116,075,313.90 = 31,930,230.60/x
  3. Step 3: Cross multiply
    77,364,496.20x = 116,075,313.90 × 31,930,230.60
  4. Step 4: Simplify right side
    77,364,496.20x = 3,706,311,539,794,385.50
  5. Step 5: Solve for x
    x = 3,706,311,539,794,385.50/77,364,496.20
  6. Step 6: Final answer
    x = 47,907,137.28

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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.