Home / 1,101,780,333,851.70-1,520,461,453,202.40-607,374,029,749.75

Finding the Fourth Proportional to 1,101,780,333,851.70, 1,520,461,453,202.40 and 607,374,029,749.75

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Solution

The fourth proportional to 1,101,780,333,851.70, 1,520,461,453,202.40 and 607,374,029,749.75 is: 838,178,692,736.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,780,333,851.70 : 1,520,461,453,202.40 = 607,374,029,749.75 : x
  2. Step 2: Convert to fraction form
    1,101,780,333,851.70/1,520,461,453,202.40 = 607,374,029,749.75/x
  3. Step 3: Cross multiply
    1,101,780,333,851.70x = 1,520,461,453,202.40 × 607,374,029,749.75
  4. Step 4: Simplify right side
    1,101,780,333,851.70x = 923,488,799,910,702,566,342,656
  5. Step 5: Solve for x
    x = 923,488,799,910,702,566,342,656/1,101,780,333,851.70
  6. Step 6: Final answer
    x = 838,178,692,736.59

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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.