Home / 157,544,789.34-236,400,443.55-111,782,404.86

Finding the Fourth Proportional to 157,544,789.34, 236,400,443.55 and 111,782,404.86

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Solution

The fourth proportional to 157,544,789.34, 236,400,443.55 and 111,782,404.86 is: 167,732,682.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,544,789.34 : 236,400,443.55 = 111,782,404.86 : x
  2. Step 2: Convert to fraction form
    157,544,789.34/236,400,443.55 = 111,782,404.86/x
  3. Step 3: Cross multiply
    157,544,789.34x = 236,400,443.55 × 111,782,404.86
  4. Step 4: Simplify right side
    157,544,789.34x = 26,425,410,089,989,676
  5. Step 5: Solve for x
    x = 26,425,410,089,989,676/157,544,789.34
  6. Step 6: Final answer
    x = 167,732,682.25

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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.