Home / 1,218,951,484.04-1,682,096,747.76-690,319,253

Finding the Fourth Proportional to 1,218,951,484.04, 1,682,096,747.76 and 690,319,253

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Solution

The fourth proportional to 1,218,951,484.04, 1,682,096,747.76 and 690,319,253 is: 952,608,685.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,951,484.04 : 1,682,096,747.76 = 690,319,253 : x
  2. Step 2: Convert to fraction form
    1,218,951,484.04/1,682,096,747.76 = 690,319,253/x
  3. Step 3: Cross multiply
    1,218,951,484.04x = 1,682,096,747.76 × 690,319,253
  4. Step 4: Simplify right side
    1,218,951,484.04x = 1,161,183,770,387,412,736
  5. Step 5: Solve for x
    x = 1,161,183,770,387,412,736/1,218,951,484.04
  6. Step 6: Final answer
    x = 952,608,685.08

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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.