Home / 231,450,316.80-347,573,606.40-163,768,012.80

Finding the Fourth Proportional to 231,450,316.80, 347,573,606.40 and 163,768,012.80

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Solution

The fourth proportional to 231,450,316.80, 347,573,606.40 and 163,768,012.80 is: 245,933,726.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,450,316.80 : 347,573,606.40 = 163,768,012.80 : x
  2. Step 2: Convert to fraction form
    231,450,316.80/347,573,606.40 = 163,768,012.80/x
  3. Step 3: Cross multiply
    231,450,316.80x = 347,573,606.40 × 163,768,012.80
  4. Step 4: Simplify right side
    231,450,316.80x = 56,921,438,821,857,360
  5. Step 5: Solve for x
    x = 56,921,438,821,857,360/231,450,316.80
  6. Step 6: Final answer
    x = 245,933,726.12

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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.