Home / 157,544,791.34-236,400,446.55-111,782,406.86

Finding the Fourth Proportional to 157,544,791.34, 236,400,446.55 and 111,782,406.86

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Solution

The fourth proportional to 157,544,791.34, 236,400,446.55 and 111,782,406.86 is: 167,732,685.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,544,791.34 : 236,400,446.55 = 111,782,406.86 : x
  2. Step 2: Convert to fraction form
    157,544,791.34/236,400,446.55 = 111,782,406.86/x
  3. Step 3: Cross multiply
    157,544,791.34x = 236,400,446.55 × 111,782,406.86
  4. Step 4: Simplify right side
    157,544,791.34x = 26,425,410,898,137,784
  5. Step 5: Solve for x
    x = 26,425,410,898,137,784/157,544,791.34
  6. Step 6: Final answer
    x = 167,732,685.25

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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.