Home / 80,197,645.96-110,675,222.58-47,151,901

Finding the Fourth Proportional to 80,197,645.96, 110,675,222.58 and 47,151,901

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Solution

The fourth proportional to 80,197,645.96, 110,675,222.58 and 47,151,901 is: 65,071,076.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,197,645.96 : 110,675,222.58 = 47,151,901 : x
  2. Step 2: Convert to fraction form
    80,197,645.96/110,675,222.58 = 47,151,901/x
  3. Step 3: Cross multiply
    80,197,645.96x = 110,675,222.58 × 47,151,901
  4. Step 4: Simplify right side
    80,197,645.96x = 5,218,547,138,245,124
  5. Step 5: Solve for x
    x = 5,218,547,138,245,124/80,197,645.96
  6. Step 6: Final answer
    x = 65,071,076.29

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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.