Home / 85,209,469.70-117,589,607.35-46,051,154.51

Finding the Fourth Proportional to 85,209,469.70, 117,589,607.35 and 46,051,154.51

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Solution

The fourth proportional to 85,209,469.70, 117,589,607.35 and 46,051,154.51 is: 63,550,884.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,209,469.70 : 117,589,607.35 = 46,051,154.51 : x
  2. Step 2: Convert to fraction form
    85,209,469.70/117,589,607.35 = 46,051,154.51/x
  3. Step 3: Cross multiply
    85,209,469.70x = 117,589,607.35 × 46,051,154.51
  4. Step 4: Simplify right side
    85,209,469.70x = 5,415,137,176,142,006
  5. Step 5: Solve for x
    x = 5,415,137,176,142,006/85,209,469.70
  6. Step 6: Final answer
    x = 63,550,884.61

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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.