Home / 605,807,381.75-836,080,615.47-351,544,749.71

Finding the Fourth Proportional to 605,807,381.75, 836,080,615.47 and 351,544,749.71

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Solution

The fourth proportional to 605,807,381.75, 836,080,615.47 and 351,544,749.71 is: 485,170,302.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,807,381.75 : 836,080,615.47 = 351,544,749.71 : x
  2. Step 2: Convert to fraction form
    605,807,381.75/836,080,615.47 = 351,544,749.71/x
  3. Step 3: Cross multiply
    605,807,381.75x = 836,080,615.47 × 351,544,749.71
  4. Step 4: Simplify right side
    605,807,381.75x = 293,919,750,699,918,272
  5. Step 5: Solve for x
    x = 293,919,750,699,918,272/605,807,381.75
  6. Step 6: Final answer
    x = 485,170,302.57

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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.