Home / 107,328,003.70-160,992,005.55-99,769,731.70

Finding the Fourth Proportional to 107,328,003.70, 160,992,005.55 and 99,769,731.70

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Solution

The fourth proportional to 107,328,003.70, 160,992,005.55 and 99,769,731.70 is: 149,654,597.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,328,003.70 : 160,992,005.55 = 99,769,731.70 : x
  2. Step 2: Convert to fraction form
    107,328,003.70/160,992,005.55 = 99,769,731.70/x
  3. Step 3: Cross multiply
    107,328,003.70x = 160,992,005.55 × 99,769,731.70
  4. Step 4: Simplify right side
    107,328,003.70x = 16,062,129,199,568,412
  5. Step 5: Solve for x
    x = 16,062,129,199,568,412/107,328,003.70
  6. Step 6: Final answer
    x = 149,654,597.55

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1.5x scale

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.