Home / 1,366,542,318.30-2,049,813,477.45-629,610,798.30

Finding the Fourth Proportional to 1,366,542,318.30, 2,049,813,477.45 and 629,610,798.30

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Solution

The fourth proportional to 1,366,542,318.30, 2,049,813,477.45 and 629,610,798.30 is: 944,416,197.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,542,318.30 : 2,049,813,477.45 = 629,610,798.30 : x
  2. Step 2: Convert to fraction form
    1,366,542,318.30/2,049,813,477.45 = 629,610,798.30/x
  3. Step 3: Cross multiply
    1,366,542,318.30x = 2,049,813,477.45 × 629,610,798.30
  4. Step 4: Simplify right side
    1,366,542,318.30x = 1,290,584,699,903,393,536
  5. Step 5: Solve for x
    x = 1,290,584,699,903,393,536/1,366,542,318.30
  6. Step 6: Final answer
    x = 944,416,197.45

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Double scale
Find fourth proportional to 1,366,542,319.30, 2,049,813,478.95 and 629,610,799.30
Similar ratio
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1.5x scale

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.