Home / 65,857,077.96-98,732,866.50-31,296,135.66

Finding the Fourth Proportional to 65,857,077.96, 98,732,866.50 and 31,296,135.66

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Solution

The fourth proportional to 65,857,077.96, 98,732,866.50 and 31,296,135.66 is: 46,919,135.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,857,077.96 : 98,732,866.50 = 31,296,135.66 : x
  2. Step 2: Convert to fraction form
    65,857,077.96/98,732,866.50 = 31,296,135.66/x
  3. Step 3: Cross multiply
    65,857,077.96x = 98,732,866.50 × 31,296,135.66
  4. Step 4: Simplify right side
    65,857,077.96x = 3,089,957,184,084,669.50
  5. Step 5: Solve for x
    x = 3,089,957,184,084,669.50/65,857,077.96
  6. Step 6: Final answer
    x = 46,919,135.80

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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.