Home / 204,730,386.39-307,095,579.60-68,415,769.89

Finding the Fourth Proportional to 204,730,386.39, 307,095,579.60 and 68,415,769.89

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Solution

The fourth proportional to 204,730,386.39, 307,095,579.60 and 68,415,769.89 is: 102,623,654.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,730,386.39 : 307,095,579.60 = 68,415,769.89 : x
  2. Step 2: Convert to fraction form
    204,730,386.39/307,095,579.60 = 68,415,769.89/x
  3. Step 3: Cross multiply
    204,730,386.39x = 307,095,579.60 × 68,415,769.89
  4. Step 4: Simplify right side
    204,730,386.39x = 21,010,180,508,149,780
  5. Step 5: Solve for x
    x = 21,010,180,508,149,780/204,730,386.39
  6. Step 6: Final answer
    x = 102,623,654.84

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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.