Home / 831,691,270.46-1,147,373,675.61-501,482,963.90

Finding the Fourth Proportional to 831,691,270.46, 1,147,373,675.61 and 501,482,963.90

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Solution

The fourth proportional to 831,691,270.46, 1,147,373,675.61 and 501,482,963.90 is: 691,829,254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,691,270.46 : 1,147,373,675.61 = 501,482,963.90 : x
  2. Step 2: Convert to fraction form
    831,691,270.46/1,147,373,675.61 = 501,482,963.90/x
  3. Step 3: Cross multiply
    831,691,270.46x = 1,147,373,675.61 × 501,482,963.90
  4. Step 4: Simplify right side
    831,691,270.46x = 575,388,351,546,702,720
  5. Step 5: Solve for x
    x = 575,388,351,546,702,720/831,691,270.46
  6. Step 6: Final answer
    x = 691,829,254.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.