Home / 118,610,744.20-177,766,817.10-105,173,816.20

Finding the Fourth Proportional to 118,610,744.20, 177,766,817.10 and 105,173,816.20

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Solution

The fourth proportional to 118,610,744.20, 177,766,817.10 and 105,173,816.20 is: 157,628,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,610,744.20 : 177,766,817.10 = 105,173,816.20 : x
  2. Step 2: Convert to fraction form
    118,610,744.20/177,766,817.10 = 105,173,816.20/x
  3. Step 3: Cross multiply
    118,610,744.20x = 177,766,817.10 × 105,173,816.20
  4. Step 4: Simplify right side
    118,610,744.20x = 18,696,414,548,134,416
  5. Step 5: Solve for x
    x = 18,696,414,548,134,416/118,610,744.20
  6. Step 6: Final answer
    x = 157,628,338.60

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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.