Home / 86,645,611,991.72-119,553,039,157.64-50,023,092,722.60

Finding the Fourth Proportional to 86,645,611,991.72, 119,553,039,157.64 and 50,023,092,722.60

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Solution

The fourth proportional to 86,645,611,991.72, 119,553,039,157.64 and 50,023,092,722.60 is: 69,021,530,641.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,645,611,991.72 : 119,553,039,157.64 = 50,023,092,722.60 : x
  2. Step 2: Convert to fraction form
    86,645,611,991.72/119,553,039,157.64 = 50,023,092,722.60/x
  3. Step 3: Cross multiply
    86,645,611,991.72x = 119,553,039,157.64 × 50,023,092,722.60
  4. Step 4: Simplify right side
    86,645,611,991.72x = 5,980,412,763,051,254,611,968
  5. Step 5: Solve for x
    x = 5,980,412,763,051,254,611,968/86,645,611,991.72
  6. Step 6: Final answer
    x = 69,021,530,641.65

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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.