Home / 82,800,531.47-114,265,183.10-47,515,527.07

Finding the Fourth Proportional to 82,800,531.47, 114,265,183.10 and 47,515,527.07

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Solution

The fourth proportional to 82,800,531.47, 114,265,183.10 and 47,515,527.07 is: 65,571,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,800,531.47 : 114,265,183.10 = 47,515,527.07 : x
  2. Step 2: Convert to fraction form
    82,800,531.47/114,265,183.10 = 47,515,527.07/x
  3. Step 3: Cross multiply
    82,800,531.47x = 114,265,183.10 × 47,515,527.07
  4. Step 4: Simplify right side
    82,800,531.47x = 5,429,370,400,746,556
  5. Step 5: Solve for x
    x = 5,429,370,400,746,556/82,800,531.47
  6. Step 6: Final answer
    x = 65,571,685.40

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1.5x scale

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.