Home / 294,530,889.72-406,466,467.02-164,151,630.84

Finding the Fourth Proportional to 294,530,889.72, 406,466,467.02 and 164,151,630.84

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Solution

The fourth proportional to 294,530,889.72, 406,466,467.02 and 164,151,630.84 is: 226,536,963.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,530,889.72 : 406,466,467.02 = 164,151,630.84 : x
  2. Step 2: Convert to fraction form
    294,530,889.72/406,466,467.02 = 164,151,630.84/x
  3. Step 3: Cross multiply
    294,530,889.72x = 406,466,467.02 × 164,151,630.84
  4. Step 4: Simplify right side
    294,530,889.72x = 66,722,133,443,106,072
  5. Step 5: Solve for x
    x = 66,722,133,443,106,072/294,530,889.72
  6. Step 6: Final answer
    x = 226,536,963.60

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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.