Home / 440,948,926.44-661,464,592.74-130,056,845.40

Finding the Fourth Proportional to 440,948,926.44, 661,464,592.74 and 130,056,845.40

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Solution

The fourth proportional to 440,948,926.44, 661,464,592.74 and 130,056,845.40 is: 195,097,420.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,948,926.44 : 661,464,592.74 = 130,056,845.40 : x
  2. Step 2: Convert to fraction form
    440,948,926.44/661,464,592.74 = 130,056,845.40/x
  3. Step 3: Cross multiply
    440,948,926.44x = 661,464,592.74 × 130,056,845.40
  4. Step 4: Simplify right side
    440,948,926.44x = 86,027,998,275,560,144
  5. Step 5: Solve for x
    x = 86,027,998,275,560,144/440,948,926.44
  6. Step 6: Final answer
    x = 195,097,420.85

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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.