Home / 77,440,161.51-116,126,155.17-41,040,023.58

Finding the Fourth Proportional to 77,440,161.51, 116,126,155.17 and 41,040,023.58

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Solution

The fourth proportional to 77,440,161.51, 116,126,155.17 and 41,040,023.58 is: 61,541,970.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,440,161.51 : 116,126,155.17 = 41,040,023.58 : x
  2. Step 2: Convert to fraction form
    77,440,161.51/116,126,155.17 = 41,040,023.58/x
  3. Step 3: Cross multiply
    77,440,161.51x = 116,126,155.17 × 41,040,023.58
  4. Step 4: Simplify right side
    77,440,161.51x = 4,765,820,146,431,539
  5. Step 5: Solve for x
    x = 4,765,820,146,431,539/77,440,161.51
  6. Step 6: Final answer
    x = 61,541,970.65

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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.