Home / 1,720,782,530.80-2,581,173,796.20-1,418,451,650.80

Finding the Fourth Proportional to 1,720,782,530.80, 2,581,173,796.20 and 1,418,451,650.80

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Solution

The fourth proportional to 1,720,782,530.80, 2,581,173,796.20 and 1,418,451,650.80 is: 2,127,677,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,782,530.80 : 2,581,173,796.20 = 1,418,451,650.80 : x
  2. Step 2: Convert to fraction form
    1,720,782,530.80/2,581,173,796.20 = 1,418,451,650.80/x
  3. Step 3: Cross multiply
    1,720,782,530.80x = 2,581,173,796.20 × 1,418,451,650.80
  4. Step 4: Simplify right side
    1,720,782,530.80x = 3,661,270,232,221,592,576
  5. Step 5: Solve for x
    x = 3,661,270,232,221,592,576/1,720,782,530.80
  6. Step 6: Final answer
    x = 2,127,677,476.20

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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.