Home / 395,819,964.48-546,213,044.88-219,606,084.48

Finding the Fourth Proportional to 395,819,964.48, 546,213,044.88 and 219,606,084.48

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Solution

The fourth proportional to 395,819,964.48, 546,213,044.88 and 219,606,084.48 is: 303,046,129.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,819,964.48 : 546,213,044.88 = 219,606,084.48 : x
  2. Step 2: Convert to fraction form
    395,819,964.48/546,213,044.88 = 219,606,084.48/x
  3. Step 3: Cross multiply
    395,819,964.48x = 546,213,044.88 × 219,606,084.48
  4. Step 4: Simplify right side
    395,819,964.48x = 119,951,708,077,995,312
  5. Step 5: Solve for x
    x = 119,951,708,077,995,312/395,819,964.48
  6. Step 6: Final answer
    x = 303,046,129.16

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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.