Home / 31,391,176.40-43,846,870-31,391,176.40

Finding the Fourth Proportional to 31,391,176.40, 43,846,870 and 31,391,176.40

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Solution

The fourth proportional to 31,391,176.40, 43,846,870 and 31,391,176.40 is: 43,846,870

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,391,176.40 : 43,846,870 = 31,391,176.40 : x
  2. Step 2: Convert to fraction form
    31,391,176.40/43,846,870 = 31,391,176.40/x
  3. Step 3: Cross multiply
    31,391,176.40x = 43,846,870 × 31,391,176.40
  4. Step 4: Simplify right side
    31,391,176.40x = 1,376,404,830,757,868
  5. Step 5: Solve for x
    x = 1,376,404,830,757,868/31,391,176.40
  6. Step 6: Final answer
    x = 43,846,870

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.