Home / 1,179,448,607.80-1,769,172,911.70-949,866,095.80

Finding the Fourth Proportional to 1,179,448,607.80, 1,769,172,911.70 and 949,866,095.80

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Solution

The fourth proportional to 1,179,448,607.80, 1,769,172,911.70 and 949,866,095.80 is: 1,424,799,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,448,607.80 : 1,769,172,911.70 = 949,866,095.80 : x
  2. Step 2: Convert to fraction form
    1,179,448,607.80/1,769,172,911.70 = 949,866,095.80/x
  3. Step 3: Cross multiply
    1,179,448,607.80x = 1,769,172,911.70 × 949,866,095.80
  4. Step 4: Simplify right side
    1,179,448,607.80x = 1,680,477,366,431,597,056
  5. Step 5: Solve for x
    x = 1,680,477,366,431,597,056/1,179,448,607.80
  6. Step 6: Final answer
    x = 1,424,799,143.70

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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.