Home / 9,308,729,689.68-12,846,319,512.42-5,079,914,149.42

Finding the Fourth Proportional to 9,308,729,689.68, 12,846,319,512.42 and 5,079,914,149.42

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Solution

The fourth proportional to 9,308,729,689.68, 12,846,319,512.42 and 5,079,914,149.42 is: 7,010,430,255.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308,729,689.68 : 12,846,319,512.42 = 5,079,914,149.42 : x
  2. Step 2: Convert to fraction form
    9,308,729,689.68/12,846,319,512.42 = 5,079,914,149.42/x
  3. Step 3: Cross multiply
    9,308,729,689.68x = 12,846,319,512.42 × 5,079,914,149.42
  4. Step 4: Simplify right side
    9,308,729,689.68x = 65,258,200,259,075,096,576
  5. Step 5: Solve for x
    x = 65,258,200,259,075,096,576/9,308,729,689.68
  6. Step 6: Final answer
    x = 7,010,430,255.75

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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.