Home / 76,694,532,558.16-105,841,723,565.64-42,861,826,669.56

Finding the Fourth Proportional to 76,694,532,558.16, 105,841,723,565.64 and 42,861,826,669.56

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Solution

The fourth proportional to 76,694,532,558.16, 105,841,723,565.64 and 42,861,826,669.56 is: 59,151,147,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,694,532,558.16 : 105,841,723,565.64 = 42,861,826,669.56 : x
  2. Step 2: Convert to fraction form
    76,694,532,558.16/105,841,723,565.64 = 42,861,826,669.56/x
  3. Step 3: Cross multiply
    76,694,532,558.16x = 105,841,723,565.64 × 42,861,826,669.56
  4. Step 4: Simplify right side
    76,694,532,558.16x = 4,536,569,609,877,945,581,568
  5. Step 5: Solve for x
    x = 4,536,569,609,877,945,581,568/76,694,532,558.16
  6. Step 6: Final answer
    x = 59,151,147,527.21

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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.