Home / 178,308,004.60-267,462,006.90-115,890,259.15

Finding the Fourth Proportional to 178,308,004.60, 267,462,006.90 and 115,890,259.15

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Solution

The fourth proportional to 178,308,004.60, 267,462,006.90 and 115,890,259.15 is: 173,835,388.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,308,004.60 : 267,462,006.90 = 115,890,259.15 : x
  2. Step 2: Convert to fraction form
    178,308,004.60/267,462,006.90 = 115,890,259.15/x
  3. Step 3: Cross multiply
    178,308,004.60x = 267,462,006.90 × 115,890,259.15
  4. Step 4: Simplify right side
    178,308,004.60x = 30,996,241,292,420,092
  5. Step 5: Solve for x
    x = 30,996,241,292,420,092/178,308,004.60
  6. Step 6: Final answer
    x = 173,835,388.73

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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.