Home / 76,743,450.24-105,911,999.68-43,705,097.60

Finding the Fourth Proportional to 76,743,450.24, 105,911,999.68 and 43,705,097.60

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Solution

The fourth proportional to 76,743,450.24, 105,911,999.68 and 43,705,097.60 is: 60,316,473.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,743,450.24 : 105,911,999.68 = 43,705,097.60 : x
  2. Step 2: Convert to fraction form
    76,743,450.24/105,911,999.68 = 43,705,097.60/x
  3. Step 3: Cross multiply
    76,743,450.24x = 105,911,999.68 × 43,705,097.60
  4. Step 4: Simplify right side
    76,743,450.24x = 4,628,894,283,025,569
  5. Step 5: Solve for x
    x = 4,628,894,283,025,569/76,743,450.24
  6. Step 6: Final answer
    x = 60,316,473.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.