Home / 151,111,438.80-226,723,145.40-145,512,718.80

Finding the Fourth Proportional to 151,111,438.80, 226,723,145.40 and 145,512,718.80

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Solution

The fourth proportional to 151,111,438.80, 226,723,145.40 and 145,512,718.80 is: 218,322,991.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,111,438.80 : 226,723,145.40 = 145,512,718.80 : x
  2. Step 2: Convert to fraction form
    151,111,438.80/226,723,145.40 = 145,512,718.80/x
  3. Step 3: Cross multiply
    151,111,438.80x = 226,723,145.40 × 145,512,718.80
  4. Step 4: Simplify right side
    151,111,438.80x = 32,991,101,302,041,716
  5. Step 5: Solve for x
    x = 32,991,101,302,041,716/151,111,438.80
  6. Step 6: Final answer
    x = 218,322,991.06

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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.