Home / 231,537,200.80-347,703,932.40-163,854,896.80

Finding the Fourth Proportional to 231,537,200.80, 347,703,932.40 and 163,854,896.80

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Solution

The fourth proportional to 231,537,200.80, 347,703,932.40 and 163,854,896.80 is: 246,064,095.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,537,200.80 : 347,703,932.40 = 163,854,896.80 : x
  2. Step 2: Convert to fraction form
    231,537,200.80/347,703,932.40 = 163,854,896.80/x
  3. Step 3: Cross multiply
    231,537,200.80x = 347,703,932.40 × 163,854,896.80
  4. Step 4: Simplify right side
    231,537,200.80x = 56,972,991,960,356,176
  5. Step 5: Solve for x
    x = 56,972,991,960,356,176/231,537,200.80
  6. Step 6: Final answer
    x = 246,064,095.81

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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.