Home / 117,936,117.80-176,904,176.70-105,606,686.60

Finding the Fourth Proportional to 117,936,117.80, 176,904,176.70 and 105,606,686.60

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Solution

The fourth proportional to 117,936,117.80, 176,904,176.70 and 105,606,686.60 is: 158,410,029.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,936,117.80 : 176,904,176.70 = 105,606,686.60 : x
  2. Step 2: Convert to fraction form
    117,936,117.80/176,904,176.70 = 105,606,686.60/x
  3. Step 3: Cross multiply
    117,936,117.80x = 176,904,176.70 × 105,606,686.60
  4. Step 4: Simplify right side
    117,936,117.80x = 18,682,263,946,987,920
  5. Step 5: Solve for x
    x = 18,682,263,946,987,920/117,936,117.80
  6. Step 6: Final answer
    x = 158,410,029.90

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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.