Home / 1,762,052,131.20-2,643,078,196.80-1,475,397,667.20

Finding the Fourth Proportional to 1,762,052,131.20, 2,643,078,196.80 and 1,475,397,667.20

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Solution

The fourth proportional to 1,762,052,131.20, 2,643,078,196.80 and 1,475,397,667.20 is: 2,213,096,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,052,131.20 : 2,643,078,196.80 = 1,475,397,667.20 : x
  2. Step 2: Convert to fraction form
    1,762,052,131.20/2,643,078,196.80 = 1,475,397,667.20/x
  3. Step 3: Cross multiply
    1,762,052,131.20x = 2,643,078,196.80 × 1,475,397,667.20
  4. Step 4: Simplify right side
    1,762,052,131.20x = 3,899,591,405,785,903,104
  5. Step 5: Solve for x
    x = 3,899,591,405,785,903,104/1,762,052,131.20
  6. Step 6: Final answer
    x = 2,213,096,500.80

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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.