Home / 347,432,644.64-521,166,903.60-88,650,129.44

Finding the Fourth Proportional to 347,432,644.64, 521,166,903.60 and 88,650,129.44

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Solution

The fourth proportional to 347,432,644.64, 521,166,903.60 and 88,650,129.44 is: 132,979,770.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,432,644.64 : 521,166,903.60 = 88,650,129.44 : x
  2. Step 2: Convert to fraction form
    347,432,644.64/521,166,903.60 = 88,650,129.44/x
  3. Step 3: Cross multiply
    347,432,644.64x = 521,166,903.60 × 88,650,129.44
  4. Step 4: Simplify right side
    347,432,644.64x = 46,201,513,463,984,000
  5. Step 5: Solve for x
    x = 46,201,513,463,984,000/347,432,644.64
  6. Step 6: Final answer
    x = 132,979,770.83

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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.