Home / 761,780,200,789.97-1,051,256,848,684.60-419,224,063,769.06

Finding the Fourth Proportional to 761,780,200,789.97, 1,051,256,848,684.60 and 419,224,063,769.06

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Solution

The fourth proportional to 761,780,200,789.97, 1,051,256,848,684.60 and 419,224,063,769.06 is: 578,529,302,433.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,780,200,789.97 : 1,051,256,848,684.60 = 419,224,063,769.06 : x
  2. Step 2: Convert to fraction form
    761,780,200,789.97/1,051,256,848,684.60 = 419,224,063,769.06/x
  3. Step 3: Cross multiply
    761,780,200,789.97x = 1,051,256,848,684.60 × 419,224,063,769.06
  4. Step 4: Simplify right side
    761,780,200,789.97x = 440,712,168,170,613,827,960,832
  5. Step 5: Solve for x
    x = 440,712,168,170,613,827,960,832/761,780,200,789.97
  6. Step 6: Final answer
    x = 578,529,302,433.42

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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.