Home / 1,785,375,920.07-2,463,649,629.26-992,327,729.67

Finding the Fourth Proportional to 1,785,375,920.07, 2,463,649,629.26 and 992,327,729.67

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Solution

The fourth proportional to 1,785,375,920.07, 2,463,649,629.26 and 992,327,729.67 is: 1,369,318,257.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,375,920.07 : 2,463,649,629.26 = 992,327,729.67 : x
  2. Step 2: Convert to fraction form
    1,785,375,920.07/2,463,649,629.26 = 992,327,729.67/x
  3. Step 3: Cross multiply
    1,785,375,920.07x = 2,463,649,629.26 × 992,327,729.67
  4. Step 4: Simplify right side
    1,785,375,920.07x = 2,444,747,843,300,951,552
  5. Step 5: Solve for x
    x = 2,444,747,843,300,951,552/1,785,375,920.07
  6. Step 6: Final answer
    x = 1,369,318,257.19

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1.5x scale

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.