Home / 415,793,594,837.71-622,616,255,808.75-286,966,491,330.52

Finding the Fourth Proportional to 415,793,594,837.71, 622,616,255,808.75 and 286,966,491,330.52

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Solution

The fourth proportional to 415,793,594,837.71, 622,616,255,808.75 and 286,966,491,330.52 is: 429,708,404,826.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,793,594,837.71 : 622,616,255,808.75 = 286,966,491,330.52 : x
  2. Step 2: Convert to fraction form
    415,793,594,837.71/622,616,255,808.75 = 286,966,491,330.52/x
  3. Step 3: Cross multiply
    415,793,594,837.71x = 622,616,255,808.75 × 286,966,491,330.52
  4. Step 4: Simplify right side
    415,793,594,837.71x = 178,670,002,374,782,494,965,760
  5. Step 5: Solve for x
    x = 178,670,002,374,782,494,965,760/415,793,594,837.71
  6. Step 6: Final answer
    x = 429,708,404,826.49

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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.