Home / 1,396,334,435.40-2,094,501,653.10-476,240,790.60

Finding the Fourth Proportional to 1,396,334,435.40, 2,094,501,653.10 and 476,240,790.60

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Solution

The fourth proportional to 1,396,334,435.40, 2,094,501,653.10 and 476,240,790.60 is: 714,361,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,334,435.40 : 2,094,501,653.10 = 476,240,790.60 : x
  2. Step 2: Convert to fraction form
    1,396,334,435.40/2,094,501,653.10 = 476,240,790.60/x
  3. Step 3: Cross multiply
    1,396,334,435.40x = 2,094,501,653.10 × 476,240,790.60
  4. Step 4: Simplify right side
    1,396,334,435.40x = 997,487,123,185,350,912
  5. Step 5: Solve for x
    x = 997,487,123,185,350,912/1,396,334,435.40
  6. Step 6: Final answer
    x = 714,361,185.90

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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.