Home / 196,731,239.76-293,821,370.71-178,250,260.46

Finding the Fourth Proportional to 196,731,239.76, 293,821,370.71 and 178,250,260.46

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Solution

The fourth proportional to 196,731,239.76, 293,821,370.71 and 178,250,260.46 is: 266,219,721.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,731,239.76 : 293,821,370.71 = 178,250,260.46 : x
  2. Step 2: Convert to fraction form
    196,731,239.76/293,821,370.71 = 178,250,260.46/x
  3. Step 3: Cross multiply
    196,731,239.76x = 293,821,370.71 × 178,250,260.46
  4. Step 4: Simplify right side
    196,731,239.76x = 52,373,735,855,856,984
  5. Step 5: Solve for x
    x = 52,373,735,855,856,984/196,731,239.76
  6. Step 6: Final answer
    x = 266,219,721.48

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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.