Home / 568,951,680,402.30-785,202,972,906.65-312,084,223,250

Finding the Fourth Proportional to 568,951,680,402.30, 785,202,972,906.65 and 312,084,223,250

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Solution

The fourth proportional to 568,951,680,402.30, 785,202,972,906.65 and 312,084,223,250 is: 430,703,464,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,951,680,402.30 : 785,202,972,906.65 = 312,084,223,250 : x
  2. Step 2: Convert to fraction form
    568,951,680,402.30/785,202,972,906.65 = 312,084,223,250/x
  3. Step 3: Cross multiply
    568,951,680,402.30x = 785,202,972,906.65 × 312,084,223,250
  4. Step 4: Simplify right side
    568,951,680,402.30x = 245,049,459,893,162,655,875,072
  5. Step 5: Solve for x
    x = 245,049,459,893,162,655,875,072/568,951,680,402.30
  6. Step 6: Final answer
    x = 430,703,464,518.97

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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.