Home / 812,156,267,690.70-1,120,802,527,958-446,363,436,687.41

Finding the Fourth Proportional to 812,156,267,690.70, 1,120,802,527,958 and 446,363,436,687.41

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Solution

The fourth proportional to 812,156,267,690.70, 1,120,802,527,958 and 446,363,436,687.41 is: 615,996,315,154.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,156,267,690.70 : 1,120,802,527,958 = 446,363,436,687.41 : x
  2. Step 2: Convert to fraction form
    812,156,267,690.70/1,120,802,527,958 = 446,363,436,687.41/x
  3. Step 3: Cross multiply
    812,156,267,690.70x = 1,120,802,527,958 × 446,363,436,687.41
  4. Step 4: Simplify right side
    812,156,267,690.70x = 500,285,268,227,269,760,909,312
  5. Step 5: Solve for x
    x = 500,285,268,227,269,760,909,312/812,156,267,690.70
  6. Step 6: Final answer
    x = 615,996,315,154.71

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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.