Home / 124,845,541.80-187,268,312.70-109,728,997.80

Finding the Fourth Proportional to 124,845,541.80, 187,268,312.70 and 109,728,997.80

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Solution

The fourth proportional to 124,845,541.80, 187,268,312.70 and 109,728,997.80 is: 164,593,496.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,845,541.80 : 187,268,312.70 = 109,728,997.80 : x
  2. Step 2: Convert to fraction form
    124,845,541.80/187,268,312.70 = 109,728,997.80/x
  3. Step 3: Cross multiply
    124,845,541.80x = 187,268,312.70 × 109,728,997.80
  4. Step 4: Simplify right side
    124,845,541.80x = 20,548,764,272,268,012
  5. Step 5: Solve for x
    x = 20,548,764,272,268,012/124,845,541.80
  6. Step 6: Final answer
    x = 164,593,496.70

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1.5x scale

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.