Home / 231,840,131.80-347,760,197.70-163,815,683.80

Finding the Fourth Proportional to 231,840,131.80, 347,760,197.70 and 163,815,683.80

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Solution

The fourth proportional to 231,840,131.80, 347,760,197.70 and 163,815,683.80 is: 245,723,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,840,131.80 : 347,760,197.70 = 163,815,683.80 : x
  2. Step 2: Convert to fraction form
    231,840,131.80/347,760,197.70 = 163,815,683.80/x
  3. Step 3: Cross multiply
    231,840,131.80x = 347,760,197.70 × 163,815,683.80
  4. Step 4: Simplify right side
    231,840,131.80x = 56,968,574,584,648,688
  5. Step 5: Solve for x
    x = 56,968,574,584,648,688/231,840,131.80
  6. Step 6: Final answer
    x = 245,723,525.70

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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.