Home / 619,434,218.69-854,836,842.60-337,194,860.89

Finding the Fourth Proportional to 619,434,218.69, 854,836,842.60 and 337,194,860.89

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Solution

The fourth proportional to 619,434,218.69, 854,836,842.60 and 337,194,860.89 is: 465,338,500.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,434,218.69 : 854,836,842.60 = 337,194,860.89 : x
  2. Step 2: Convert to fraction form
    619,434,218.69/854,836,842.60 = 337,194,860.89/x
  3. Step 3: Cross multiply
    619,434,218.69x = 854,836,842.60 × 337,194,860.89
  4. Step 4: Simplify right side
    619,434,218.69x = 288,246,590,224,153,792
  5. Step 5: Solve for x
    x = 288,246,590,224,153,792/619,434,218.69
  6. Step 6: Final answer
    x = 465,338,500.08

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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.