Home / 1,635,663,181.32-2,257,206,261.96-893,101,929.60

Finding the Fourth Proportional to 1,635,663,181.32, 2,257,206,261.96 and 893,101,929.60

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Solution

The fourth proportional to 1,635,663,181.32, 2,257,206,261.96 and 893,101,929.60 is: 1,232,475,787.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,663,181.32 : 2,257,206,261.96 = 893,101,929.60 : x
  2. Step 2: Convert to fraction form
    1,635,663,181.32/2,257,206,261.96 = 893,101,929.60/x
  3. Step 3: Cross multiply
    1,635,663,181.32x = 2,257,206,261.96 × 893,101,929.60
  4. Step 4: Simplify right side
    1,635,663,181.32x = 2,015,915,268,061,679,104
  5. Step 5: Solve for x
    x = 2,015,915,268,061,679,104/1,635,663,181.32
  6. Step 6: Final answer
    x = 1,232,475,787.85

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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.