Home / 735,988,708.20-1,103,045,276.70-391,107,556.20

Finding the Fourth Proportional to 735,988,708.20, 1,103,045,276.70 and 391,107,556.20

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Solution

The fourth proportional to 735,988,708.20, 1,103,045,276.70 and 391,107,556.20 is: 586,162,991.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,988,708.20 : 1,103,045,276.70 = 391,107,556.20 : x
  2. Step 2: Convert to fraction form
    735,988,708.20/1,103,045,276.70 = 391,107,556.20/x
  3. Step 3: Cross multiply
    735,988,708.20x = 1,103,045,276.70 × 391,107,556.20
  4. Step 4: Simplify right side
    735,988,708.20x = 431,409,342,548,089,792
  5. Step 5: Solve for x
    x = 431,409,342,548,089,792/735,988,708.20
  6. Step 6: Final answer
    x = 586,162,991.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.