Home / 812,156,267,699.52-1,120,802,527,970.40-446,363,436,696.30

Finding the Fourth Proportional to 812,156,267,699.52, 1,120,802,527,970.40 and 446,363,436,696.30

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Solution

The fourth proportional to 812,156,267,699.52, 1,120,802,527,970.40 and 446,363,436,696.30 is: 615,996,315,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,156,267,699.52 : 1,120,802,527,970.40 = 446,363,436,696.30 : x
  2. Step 2: Convert to fraction form
    812,156,267,699.52/1,120,802,527,970.40 = 446,363,436,696.30/x
  3. Step 3: Cross multiply
    812,156,267,699.52x = 1,120,802,527,970.40 × 446,363,436,696.30
  4. Step 4: Simplify right side
    812,156,267,699.52x = 500,285,268,242,768,620,158,976
  5. Step 5: Solve for x
    x = 500,285,268,242,768,620,158,976/812,156,267,699.52
  6. Step 6: Final answer
    x = 615,996,315,167.10

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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.