Home / 204,731,712.63-307,097,569.76-68,417,096.13

Finding the Fourth Proportional to 204,731,712.63, 307,097,569.76 and 68,417,096.13

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Solution

The fourth proportional to 204,731,712.63, 307,097,569.76 and 68,417,096.13 is: 102,625,644.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,731,712.63 : 307,097,569.76 = 68,417,096.13 : x
  2. Step 2: Convert to fraction form
    204,731,712.63/307,097,569.76 = 68,417,096.13/x
  3. Step 3: Cross multiply
    204,731,712.63x = 307,097,569.76 × 68,417,096.13
  4. Step 4: Simplify right side
    204,731,712.63x = 21,010,723,951,217,212
  5. Step 5: Solve for x
    x = 21,010,723,951,217,212/204,731,712.63
  6. Step 6: Final answer
    x = 102,625,644.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.