Home / 171,687,840,739.62-257,531,700,495.52-45,915,168,914.34

Finding the Fourth Proportional to 171,687,840,739.62, 257,531,700,495.52 and 45,915,168,914.34

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Solution

The fourth proportional to 171,687,840,739.62, 257,531,700,495.52 and 45,915,168,914.34 is: 68,872,737,161.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,687,840,739.62 : 257,531,700,495.52 = 45,915,168,914.34 : x
  2. Step 2: Convert to fraction form
    171,687,840,739.62/257,531,700,495.52 = 45,915,168,914.34/x
  3. Step 3: Cross multiply
    171,687,840,739.62x = 257,531,700,495.52 × 45,915,168,914.34
  4. Step 4: Simplify right side
    171,687,840,739.62x = 11,824,611,529,049,017,155,584
  5. Step 5: Solve for x
    x = 11,824,611,529,049,017,155,584/171,687,840,739.62
  6. Step 6: Final answer
    x = 68,872,737,161.29

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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.