Home / 111,245,947.90-166,939,780.65-65,187,727.90

Finding the Fourth Proportional to 111,245,947.90, 166,939,780.65 and 65,187,727.90

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Solution

The fourth proportional to 111,245,947.90, 166,939,780.65 and 65,187,727.90 is: 97,823,113.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,245,947.90 : 166,939,780.65 = 65,187,727.90 : x
  2. Step 2: Convert to fraction form
    111,245,947.90/166,939,780.65 = 65,187,727.90/x
  3. Step 3: Cross multiply
    111,245,947.90x = 166,939,780.65 × 65,187,727.90
  4. Step 4: Simplify right side
    111,245,947.90x = 10,882,424,996,697,886
  5. Step 5: Solve for x
    x = 10,882,424,996,697,886/111,245,947.90
  6. Step 6: Final answer
    x = 97,823,113.58

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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.