Home / 3,215,664,881,269.20-4,824,921,727,689.50-1,685,477,526,693.80

Finding the Fourth Proportional to 3,215,664,881,269.20, 4,824,921,727,689.50 and 1,685,477,526,693.80

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Solution

The fourth proportional to 3,215,664,881,269.20, 4,824,921,727,689.50 and 1,685,477,526,693.80 is: 2,528,962,886,477

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,664,881,269.20 : 4,824,921,727,689.50 = 1,685,477,526,693.80 : x
  2. Step 2: Convert to fraction form
    3,215,664,881,269.20/4,824,921,727,689.50 = 1,685,477,526,693.80/x
  3. Step 3: Cross multiply
    3,215,664,881,269.20x = 4,824,921,727,689.50 × 1,685,477,526,693.80
  4. Step 4: Simplify right side
    3,215,664,881,269.20x = 8,132,297,140,077,275,553,726,464
  5. Step 5: Solve for x
    x = 8,132,297,140,077,275,553,726,464/3,215,664,881,269.20
  6. Step 6: Final answer
    x = 2,528,962,886,477

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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.