Home / 415,793,594,840.96-622,616,255,813.60-286,966,491,333.78

Finding the Fourth Proportional to 415,793,594,840.96, 622,616,255,813.60 and 286,966,491,333.78

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Solution

The fourth proportional to 415,793,594,840.96, 622,616,255,813.60 and 286,966,491,333.78 is: 429,708,404,831.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,793,594,840.96 : 622,616,255,813.60 = 286,966,491,333.78 : x
  2. Step 2: Convert to fraction form
    415,793,594,840.96/622,616,255,813.60 = 286,966,491,333.78/x
  3. Step 3: Cross multiply
    415,793,594,840.96x = 622,616,255,813.60 × 286,966,491,333.78
  4. Step 4: Simplify right side
    415,793,594,840.96x = 178,670,002,378,204,006,842,368
  5. Step 5: Solve for x
    x = 178,670,002,378,204,006,842,368/415,793,594,840.96
  6. Step 6: Final answer
    x = 429,708,404,831.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.