Home / 85,457,229.90-117,930,817.65-46,299,979.86

Finding the Fourth Proportional to 85,457,229.90, 117,930,817.65 and 46,299,979.86

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Solution

The fourth proportional to 85,457,229.90, 117,930,817.65 and 46,299,979.86 is: 63,893,885.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,457,229.90 : 117,930,817.65 = 46,299,979.86 : x
  2. Step 2: Convert to fraction form
    85,457,229.90/117,930,817.65 = 46,299,979.86/x
  3. Step 3: Cross multiply
    85,457,229.90x = 117,930,817.65 × 46,299,979.86
  4. Step 4: Simplify right side
    85,457,229.90x = 5,460,194,482,068,333
  5. Step 5: Solve for x
    x = 5,460,194,482,068,333/85,457,229.90
  6. Step 6: Final answer
    x = 63,893,885.73

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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.