Home / 161,678,963.54-223,116,749.42-92,064,344.24

Finding the Fourth Proportional to 161,678,963.54, 223,116,749.42 and 92,064,344.24

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Solution

The fourth proportional to 161,678,963.54, 223,116,749.42 and 92,064,344.24 is: 127,048,669.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,678,963.54 : 223,116,749.42 = 92,064,344.24 : x
  2. Step 2: Convert to fraction form
    161,678,963.54/223,116,749.42 = 92,064,344.24/x
  3. Step 3: Cross multiply
    161,678,963.54x = 223,116,749.42 × 92,064,344.24
  4. Step 4: Simplify right side
    161,678,963.54x = 20,541,097,224,312,696
  5. Step 5: Solve for x
    x = 20,541,097,224,312,696/161,678,963.54
  6. Step 6: Final answer
    x = 127,048,669.63

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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.