Home / 112,974,992.40-169,462,488.60-31,093,712.40

Finding the Fourth Proportional to 112,974,992.40, 169,462,488.60 and 31,093,712.40

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Solution

The fourth proportional to 112,974,992.40, 169,462,488.60 and 31,093,712.40 is: 46,640,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,974,992.40 : 169,462,488.60 = 31,093,712.40 : x
  2. Step 2: Convert to fraction form
    112,974,992.40/169,462,488.60 = 31,093,712.40/x
  3. Step 3: Cross multiply
    112,974,992.40x = 169,462,488.60 × 31,093,712.40
  4. Step 4: Simplify right side
    112,974,992.40x = 5,269,217,883,116,678
  5. Step 5: Solve for x
    x = 5,269,217,883,116,678/112,974,992.40
  6. Step 6: Final answer
    x = 46,640,568.60

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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.