Home / 107,328,010.70-160,992,016.05-99,769,738.70

Finding the Fourth Proportional to 107,328,010.70, 160,992,016.05 and 99,769,738.70

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Solution

The fourth proportional to 107,328,010.70, 160,992,016.05 and 99,769,738.70 is: 149,654,608.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,328,010.70 : 160,992,016.05 = 99,769,738.70 : x
  2. Step 2: Convert to fraction form
    107,328,010.70/160,992,016.05 = 99,769,738.70/x
  3. Step 3: Cross multiply
    107,328,010.70x = 160,992,016.05 × 99,769,738.70
  4. Step 4: Simplify right side
    107,328,010.70x = 16,062,131,374,094,708
  5. Step 5: Solve for x
    x = 16,062,131,374,094,708/107,328,010.70
  6. Step 6: Final answer
    x = 149,654,608.05

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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.