Home / 756,836,008.90-1,135,254,013.35-552,762,664.90

Finding the Fourth Proportional to 756,836,008.90, 1,135,254,013.35 and 552,762,664.90

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Solution

The fourth proportional to 756,836,008.90, 1,135,254,013.35 and 552,762,664.90 is: 829,143,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,836,008.90 : 1,135,254,013.35 = 552,762,664.90 : x
  2. Step 2: Convert to fraction form
    756,836,008.90/1,135,254,013.35 = 552,762,664.90/x
  3. Step 3: Cross multiply
    756,836,008.90x = 1,135,254,013.35 × 552,762,664.90
  4. Step 4: Simplify right side
    756,836,008.90x = 627,526,033,757,766,144
  5. Step 5: Solve for x
    x = 627,526,033,757,766,144/756,836,008.90
  6. Step 6: Final answer
    x = 829,143,997.35

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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.