Home / 260,615,685,093.27-390,924,776,163.39-79,100,094,480.63

Finding the Fourth Proportional to 260,615,685,093.27, 390,924,776,163.39 and 79,100,094,480.63

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Solution

The fourth proportional to 260,615,685,093.27, 390,924,776,163.39 and 79,100,094,480.63 is: 118,650,520,663.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,615,685,093.27 : 390,924,776,163.39 = 79,100,094,480.63 : x
  2. Step 2: Convert to fraction form
    260,615,685,093.27/390,924,776,163.39 = 79,100,094,480.63/x
  3. Step 3: Cross multiply
    260,615,685,093.27x = 390,924,776,163.39 × 79,100,094,480.63
  4. Step 4: Simplify right side
    260,615,685,093.27x = 30,922,186,729,343,288,344,576
  5. Step 5: Solve for x
    x = 30,922,186,729,343,288,344,576/260,615,685,093.27
  6. Step 6: Final answer
    x = 118,650,520,663.32

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1.5x scale

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.