Home / 1,512,182,675.80-2,264,872,791.30-899,962,643.80

Finding the Fourth Proportional to 1,512,182,675.80, 2,264,872,791.30 and 899,962,643.80

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Solution

The fourth proportional to 1,512,182,675.80, 2,264,872,791.30 and 899,962,643.80 is: 1,347,919,757.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,182,675.80 : 2,264,872,791.30 = 899,962,643.80 : x
  2. Step 2: Convert to fraction form
    1,512,182,675.80/2,264,872,791.30 = 899,962,643.80/x
  3. Step 3: Cross multiply
    1,512,182,675.80x = 2,264,872,791.30 × 899,962,643.80
  4. Step 4: Simplify right side
    1,512,182,675.80x = 2,038,300,905,129,033,728
  5. Step 5: Solve for x
    x = 2,038,300,905,129,033,728/1,512,182,675.80
  6. Step 6: Final answer
    x = 1,347,919,757.15

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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.