Home / 540,071,748.96-745,147,784.88-339,150,276.96

Finding the Fourth Proportional to 540,071,748.96, 745,147,784.88 and 339,150,276.96

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Solution

The fourth proportional to 540,071,748.96, 745,147,784.88 and 339,150,276.96 is: 467,932,414.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,071,748.96 : 745,147,784.88 = 339,150,276.96 : x
  2. Step 2: Convert to fraction form
    540,071,748.96/745,147,784.88 = 339,150,276.96/x
  3. Step 3: Cross multiply
    540,071,748.96x = 745,147,784.88 × 339,150,276.96
  4. Step 4: Simplify right side
    540,071,748.96x = 252,717,077,618,182,496
  5. Step 5: Solve for x
    x = 252,717,077,618,182,496/540,071,748.96
  6. Step 6: Final answer
    x = 467,932,414.73

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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.