Home / 1,346,809,787.30-2,020,886,527.35-764,990,804.90

Finding the Fourth Proportional to 1,346,809,787.30, 2,020,886,527.35 and 764,990,804.90

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Solution

The fourth proportional to 1,346,809,787.30, 2,020,886,527.35 and 764,990,804.90 is: 1,147,867,817.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,809,787.30 : 2,020,886,527.35 = 764,990,804.90 : x
  2. Step 2: Convert to fraction form
    1,346,809,787.30/2,020,886,527.35 = 764,990,804.90/x
  3. Step 3: Cross multiply
    1,346,809,787.30x = 2,020,886,527.35 × 764,990,804.90
  4. Step 4: Simplify right side
    1,346,809,787.30x = 1,545,959,611,169,042,176
  5. Step 5: Solve for x
    x = 1,545,959,611,169,042,176/1,346,809,787.30
  6. Step 6: Final answer
    x = 1,147,867,817.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.