Home / 255,894,177,376.67-353,145,065,284.87-141,708,798,369.73

Finding the Fourth Proportional to 255,894,177,376.67, 353,145,065,284.87 and 141,708,798,369.73

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Solution

The fourth proportional to 255,894,177,376.67, 353,145,065,284.87 and 141,708,798,369.73 is: 195,564,288,975.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,894,177,376.67 : 353,145,065,284.87 = 141,708,798,369.73 : x
  2. Step 2: Convert to fraction form
    255,894,177,376.67/353,145,065,284.87 = 141,708,798,369.73/x
  3. Step 3: Cross multiply
    255,894,177,376.67x = 353,145,065,284.87 × 141,708,798,369.73
  4. Step 4: Simplify right side
    255,894,177,376.67x = 50,043,762,851,718,784,614,400
  5. Step 5: Solve for x
    x = 50,043,762,851,718,784,614,400/255,894,177,376.67
  6. Step 6: Final answer
    x = 195,564,288,975.81

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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.