Home / 357,306,720.28-493,086,741.60-206,588,059.77

Finding the Fourth Proportional to 357,306,720.28, 493,086,741.60 and 206,588,059.77

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Solution

The fourth proportional to 357,306,720.28, 493,086,741.60 and 206,588,059.77 is: 285,093,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,306,720.28 : 493,086,741.60 = 206,588,059.77 : x
  2. Step 2: Convert to fraction form
    357,306,720.28/493,086,741.60 = 206,588,059.77/x
  3. Step 3: Cross multiply
    357,306,720.28x = 493,086,741.60 × 206,588,059.77
  4. Step 4: Simplify right side
    357,306,720.28x = 101,865,833,248,081,984
  5. Step 5: Solve for x
    x = 101,865,833,248,081,984/357,306,720.28
  6. Step 6: Final answer
    x = 285,093,527.40

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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.