Home / 117,936,039.40-176,904,059.10-83,498,662.60

Finding the Fourth Proportional to 117,936,039.40, 176,904,059.10 and 83,498,662.60

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Solution

The fourth proportional to 117,936,039.40, 176,904,059.10 and 83,498,662.60 is: 125,247,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,936,039.40 : 176,904,059.10 = 83,498,662.60 : x
  2. Step 2: Convert to fraction form
    117,936,039.40/176,904,059.10 = 83,498,662.60/x
  3. Step 3: Cross multiply
    117,936,039.40x = 176,904,059.10 × 83,498,662.60
  4. Step 4: Simplify right side
    117,936,039.40x = 14,771,252,343,361,358
  5. Step 5: Solve for x
    x = 14,771,252,343,361,358/117,936,039.40
  6. Step 6: Final answer
    x = 125,247,993.90

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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.