Home / 822,118,436.25-1,134,522,227.96-445,774,340.17

Finding the Fourth Proportional to 822,118,436.25, 1,134,522,227.96 and 445,774,340.17

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Solution

The fourth proportional to 822,118,436.25, 1,134,522,227.96 and 445,774,340.17 is: 615,167,931.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,118,436.25 : 1,134,522,227.96 = 445,774,340.17 : x
  2. Step 2: Convert to fraction form
    822,118,436.25/1,134,522,227.96 = 445,774,340.17/x
  3. Step 3: Cross multiply
    822,118,436.25x = 1,134,522,227.96 × 445,774,340.17
  4. Step 4: Simplify right side
    822,118,436.25x = 505,740,897,577,067,392
  5. Step 5: Solve for x
    x = 505,740,897,577,067,392/822,118,436.25
  6. Step 6: Final answer
    x = 615,167,931.14

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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.