Home / 8,668,687,772.16-11,962,585,648.32-5,100,625,785.60

Finding the Fourth Proportional to 8,668,687,772.16, 11,962,585,648.32 and 5,100,625,785.60

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Solution

The fourth proportional to 8,668,687,772.16, 11,962,585,648.32 and 5,100,625,785.60 is: 7,038,743,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668,687,772.16 : 11,962,585,648.32 = 5,100,625,785.60 : x
  2. Step 2: Convert to fraction form
    8,668,687,772.16/11,962,585,648.32 = 5,100,625,785.60/x
  3. Step 3: Cross multiply
    8,668,687,772.16x = 11,962,585,648.32 × 5,100,625,785.60
  4. Step 4: Simplify right side
    8,668,687,772.16x = 61,016,672,820,269,490,176
  5. Step 5: Solve for x
    x = 61,016,672,820,269,490,176/8,668,687,772.16
  6. Step 6: Final answer
    x = 7,038,743,858.81

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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.