Home / 285,323,486.09-427,850,310.67-110,528,385.89

Finding the Fourth Proportional to 285,323,486.09, 427,850,310.67 and 110,528,385.89

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Solution

The fourth proportional to 285,323,486.09, 427,850,310.67 and 110,528,385.89 is: 165,740,314.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,323,486.09 : 427,850,310.67 = 110,528,385.89 : x
  2. Step 2: Convert to fraction form
    285,323,486.09/427,850,310.67 = 110,528,385.89/x
  3. Step 3: Cross multiply
    285,323,486.09x = 427,850,310.67 × 110,528,385.89
  4. Step 4: Simplify right side
    285,323,486.09x = 47,289,604,240,890,144
  5. Step 5: Solve for x
    x = 47,289,604,240,890,144/285,323,486.09
  6. Step 6: Final answer
    x = 165,740,314.23

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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.