Home / 576,299,020.80-795,292,894.80-311,981,007.60

Finding the Fourth Proportional to 576,299,020.80, 795,292,894.80 and 311,981,007.60

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Solution

The fourth proportional to 576,299,020.80, 795,292,894.80 and 311,981,007.60 is: 430,533,923.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,299,020.80 : 795,292,894.80 = 311,981,007.60 : x
  2. Step 2: Convert to fraction form
    576,299,020.80/795,292,894.80 = 311,981,007.60/x
  3. Step 3: Cross multiply
    576,299,020.80x = 795,292,894.80 × 311,981,007.60
  4. Step 4: Simplify right side
    576,299,020.80x = 248,116,278,656,824,800
  5. Step 5: Solve for x
    x = 248,116,278,656,824,800/576,299,020.80
  6. Step 6: Final answer
    x = 430,533,923.71

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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.