Home / 308,584,853,646.60-425,751,024,441.72-178,326,253,600.55

Finding the Fourth Proportional to 308,584,853,646.60, 425,751,024,441.72 and 178,326,253,600.55

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Solution

The fourth proportional to 308,584,853,646.60, 425,751,024,441.72 and 178,326,253,600.55 is: 246,034,710,576.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,584,853,646.60 : 425,751,024,441.72 = 178,326,253,600.55 : x
  2. Step 2: Convert to fraction form
    308,584,853,646.60/425,751,024,441.72 = 178,326,253,600.55/x
  3. Step 3: Cross multiply
    308,584,853,646.60x = 425,751,024,441.72 × 178,326,253,600.55
  4. Step 4: Simplify right side
    308,584,853,646.60x = 75,922,585,155,288,105,484,288
  5. Step 5: Solve for x
    x = 75,922,585,155,288,105,484,288/308,584,853,646.60
  6. Step 6: Final answer
    x = 246,034,710,576.68

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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.