Home / 127,410,814.22-190,186,074.23-109,331,191.40

Finding the Fourth Proportional to 127,410,814.22, 190,186,074.23 and 109,331,191.40

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Solution

The fourth proportional to 127,410,814.22, 190,186,074.23 and 109,331,191.40 is: 163,198,628.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,410,814.22 : 190,186,074.23 = 109,331,191.40 : x
  2. Step 2: Convert to fraction form
    127,410,814.22/190,186,074.23 = 109,331,191.40/x
  3. Step 3: Cross multiply
    127,410,814.22x = 190,186,074.23 × 109,331,191.40
  4. Step 4: Simplify right side
    127,410,814.22x = 20,793,270,081,757,148
  5. Step 5: Solve for x
    x = 20,793,270,081,757,148/127,410,814.22
  6. Step 6: Final answer
    x = 163,198,628.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.