Home / 106,508,716.80-159,763,075.20-49,113,088.80

Finding the Fourth Proportional to 106,508,716.80, 159,763,075.20 and 49,113,088.80

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Solution

The fourth proportional to 106,508,716.80, 159,763,075.20 and 49,113,088.80 is: 73,669,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,508,716.80 : 159,763,075.20 = 49,113,088.80 : x
  2. Step 2: Convert to fraction form
    106,508,716.80/159,763,075.20 = 49,113,088.80/x
  3. Step 3: Cross multiply
    106,508,716.80x = 159,763,075.20 × 49,113,088.80
  4. Step 4: Simplify right side
    106,508,716.80x = 7,846,458,099,258,677
  5. Step 5: Solve for x
    x = 7,846,458,099,258,677/106,508,716.80
  6. Step 6: Final answer
    x = 73,669,633.20

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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.