Home / 189,041,269,712.22-260,877,738,188.34-102,233,839,433.58

Finding the Fourth Proportional to 189,041,269,712.22, 260,877,738,188.34 and 102,233,839,433.58

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Solution

The fourth proportional to 189,041,269,712.22, 260,877,738,188.34 and 102,233,839,433.58 is: 141,083,123,480.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,041,269,712.22 : 260,877,738,188.34 = 102,233,839,433.58 : x
  2. Step 2: Convert to fraction form
    189,041,269,712.22/260,877,738,188.34 = 102,233,839,433.58/x
  3. Step 3: Cross multiply
    189,041,269,712.22x = 260,877,738,188.34 × 102,233,839,433.58
  4. Step 4: Simplify right side
    189,041,269,712.22x = 26,670,532,797,742,272,479,232
  5. Step 5: Solve for x
    x = 26,670,532,797,742,272,479,232/189,041,269,712.22
  6. Step 6: Final answer
    x = 141,083,123,480.62

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1.5x scale

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.