Home / 229,273,764.12-316,394,644.68-130,153,646.16

Finding the Fourth Proportional to 229,273,764.12, 316,394,644.68 and 130,153,646.16

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Solution

The fourth proportional to 229,273,764.12, 316,394,644.68 and 130,153,646.16 is: 179,610,243.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,273,764.12 : 316,394,644.68 = 130,153,646.16 : x
  2. Step 2: Convert to fraction form
    229,273,764.12/316,394,644.68 = 130,153,646.16/x
  3. Step 3: Cross multiply
    229,273,764.12x = 316,394,644.68 × 130,153,646.16
  4. Step 4: Simplify right side
    229,273,764.12x = 41,179,916,630,599,648
  5. Step 5: Solve for x
    x = 41,179,916,630,599,648/229,273,764.12
  6. Step 6: Final answer
    x = 179,610,243.63

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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.