Home / 186,551,168.64-279,862,619.36-71,526,739.56

Finding the Fourth Proportional to 186,551,168.64, 279,862,619.36 and 71,526,739.56

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Solution

The fourth proportional to 186,551,168.64, 279,862,619.36 and 71,526,739.56 is: 107,303,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,551,168.64 : 279,862,619.36 = 71,526,739.56 : x
  2. Step 2: Convert to fraction form
    186,551,168.64/279,862,619.36 = 71,526,739.56/x
  3. Step 3: Cross multiply
    186,551,168.64x = 279,862,619.36 × 71,526,739.56
  4. Step 4: Simplify right side
    186,551,168.64x = 20,017,660,687,542,136
  5. Step 5: Solve for x
    x = 20,017,660,687,542,136/186,551,168.64
  6. Step 6: Final answer
    x = 107,303,861.10

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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.