Home / 510,100,653.72-704,156,108.84-342,933,865.56

Finding the Fourth Proportional to 510,100,653.72, 704,156,108.84 and 342,933,865.56

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Solution

The fourth proportional to 510,100,653.72, 704,156,108.84 and 342,933,865.56 is: 473,394,759.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,100,653.72 : 704,156,108.84 = 342,933,865.56 : x
  2. Step 2: Convert to fraction form
    510,100,653.72/704,156,108.84 = 342,933,865.56/x
  3. Step 3: Cross multiply
    510,100,653.72x = 704,156,108.84 × 342,933,865.56
  4. Step 4: Simplify right side
    510,100,653.72x = 241,478,976,362,189,312
  5. Step 5: Solve for x
    x = 241,478,976,362,189,312/510,100,653.72
  6. Step 6: Final answer
    x = 473,394,759.64

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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.