Home / 670,888,864,974.88-1,006,474,650,256.20-217,572,422,048

Finding the Fourth Proportional to 670,888,864,974.88, 1,006,474,650,256.20 and 217,572,422,048

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Solution

The fourth proportional to 670,888,864,974.88, 1,006,474,650,256.20 and 217,572,422,048 is: 326,404,474,449.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,888,864,974.88 : 1,006,474,650,256.20 = 217,572,422,048 : x
  2. Step 2: Convert to fraction form
    670,888,864,974.88/1,006,474,650,256.20 = 217,572,422,048/x
  3. Step 3: Cross multiply
    670,888,864,974.88x = 1,006,474,650,256.20 × 217,572,422,048
  4. Step 4: Simplify right side
    670,888,864,974.88x = 218,981,127,386,155,125,309,440
  5. Step 5: Solve for x
    x = 218,981,127,386,155,125,309,440/670,888,864,974.88
  6. Step 6: Final answer
    x = 326,404,474,449.51

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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.