Home / 812,156,267,733.12-1,120,802,528,016.60-446,363,436,729.84

Finding the Fourth Proportional to 812,156,267,733.12, 1,120,802,528,016.60 and 446,363,436,729.84

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Solution

The fourth proportional to 812,156,267,733.12, 1,120,802,528,016.60 and 446,363,436,729.84 is: 615,996,315,213.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,156,267,733.12 : 1,120,802,528,016.60 = 446,363,436,729.84 : x
  2. Step 2: Convert to fraction form
    812,156,267,733.12/1,120,802,528,016.60 = 446,363,436,729.84/x
  3. Step 3: Cross multiply
    812,156,267,733.12x = 1,120,802,528,016.60 × 446,363,436,729.84
  4. Step 4: Simplify right side
    812,156,267,733.12x = 500,285,268,300,982,405,562,368
  5. Step 5: Solve for x
    x = 500,285,268,300,982,405,562,368/812,156,267,733.12
  6. Step 6: Final answer
    x = 615,996,315,213.29

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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.