Home / 186,624,163.60-279,936,245.40-147,657,072.40

Finding the Fourth Proportional to 186,624,163.60, 279,936,245.40 and 147,657,072.40

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Solution

The fourth proportional to 186,624,163.60, 279,936,245.40 and 147,657,072.40 is: 221,485,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,163.60 : 279,936,245.40 = 147,657,072.40 : x
  2. Step 2: Convert to fraction form
    186,624,163.60/279,936,245.40 = 147,657,072.40/x
  3. Step 3: Cross multiply
    186,624,163.60x = 279,936,245.40 × 147,657,072.40
  4. Step 4: Simplify right side
    186,624,163.60x = 41,334,566,454,411,968
  5. Step 5: Solve for x
    x = 41,334,566,454,411,968/186,624,163.60
  6. Step 6: Final answer
    x = 221,485,608.60

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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.