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Finding the Fourth Proportional to 580,902,961.07, 801,648,801.01 and 330,021,119.47

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Solution

The fourth proportional to 580,902,961.07, 801,648,801.01 and 330,021,119.47 is: 455,430,687.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,902,961.07 : 801,648,801.01 = 330,021,119.47 : x
  2. Step 2: Convert to fraction form
    580,902,961.07/801,648,801.01 = 330,021,119.47/x
  3. Step 3: Cross multiply
    580,902,961.07x = 801,648,801.01 × 330,021,119.47
  4. Step 4: Simplify right side
    580,902,961.07x = 264,561,034,732,513,344
  5. Step 5: Solve for x
    x = 264,561,034,732,513,344/580,902,961.07
  6. Step 6: Final answer
    x = 455,430,687.16

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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.