Home / 53,994,353,912.76-80,962,005,777.12-42,873,664,009.80

Finding the Fourth Proportional to 53,994,353,912.76, 80,962,005,777.12 and 42,873,664,009.80

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Solution

The fourth proportional to 53,994,353,912.76, 80,962,005,777.12 and 42,873,664,009.80 is: 64,287,051,917.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,994,353,912.76 : 80,962,005,777.12 = 42,873,664,009.80 : x
  2. Step 2: Convert to fraction form
    53,994,353,912.76/80,962,005,777.12 = 42,873,664,009.80/x
  3. Step 3: Cross multiply
    53,994,353,912.76x = 80,962,005,777.12 × 42,873,664,009.80
  4. Step 4: Simplify right side
    53,994,353,912.76x = 3,471,137,833,247,729,254,400
  5. Step 5: Solve for x
    x = 3,471,137,833,247,729,254,400/53,994,353,912.76
  6. Step 6: Final answer
    x = 64,287,051,917.62

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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.