Home / 579,261,796.40-869,900,464.20-307,164,004.40

Finding the Fourth Proportional to 579,261,796.40, 869,900,464.20 and 307,164,004.40

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Solution

The fourth proportional to 579,261,796.40, 869,900,464.20 and 307,164,004.40 is: 461,280,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,261,796.40 : 869,900,464.20 = 307,164,004.40 : x
  2. Step 2: Convert to fraction form
    579,261,796.40/869,900,464.20 = 307,164,004.40/x
  3. Step 3: Cross multiply
    579,261,796.40x = 869,900,464.20 × 307,164,004.40
  4. Step 4: Simplify right side
    579,261,796.40x = 267,202,110,013,090,848
  5. Step 5: Solve for x
    x = 267,202,110,013,090,848/579,261,796.40
  6. Step 6: Final answer
    x = 461,280,394.59

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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.