Home / 188,503,619.04-260,136,548.64-105,996,682.08

Finding the Fourth Proportional to 188,503,619.04, 260,136,548.64 and 105,996,682.08

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Solution

The fourth proportional to 188,503,619.04, 260,136,548.64 and 105,996,682.08 is: 146,276,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,503,619.04 : 260,136,548.64 = 105,996,682.08 : x
  2. Step 2: Convert to fraction form
    188,503,619.04/260,136,548.64 = 105,996,682.08/x
  3. Step 3: Cross multiply
    188,503,619.04x = 260,136,548.64 × 105,996,682.08
  4. Step 4: Simplify right side
    188,503,619.04x = 27,573,611,043,582,536
  5. Step 5: Solve for x
    x = 27,573,611,043,582,536/188,503,619.04
  6. Step 6: Final answer
    x = 146,276,295.30

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Why These Related Problems?

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