Home / 161,685,713.20-242,560,062.60-46,674,007.60

Finding the Fourth Proportional to 161,685,713.20, 242,560,062.60 and 46,674,007.60

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Solution

The fourth proportional to 161,685,713.20, 242,560,062.60 and 46,674,007.60 is: 70,020,102.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,685,713.20 : 242,560,062.60 = 46,674,007.60 : x
  2. Step 2: Convert to fraction form
    161,685,713.20/242,560,062.60 = 46,674,007.60/x
  3. Step 3: Cross multiply
    161,685,713.20x = 242,560,062.60 × 46,674,007.60
  4. Step 4: Simplify right side
    161,685,713.20x = 11,321,250,205,248,876
  5. Step 5: Solve for x
    x = 11,321,250,205,248,876/161,685,713.20
  6. Step 6: Final answer
    x = 70,020,102.46

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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.