Home / 449,170,185.20-673,755,277.80-108,768,009.20

Finding the Fourth Proportional to 449,170,185.20, 673,755,277.80 and 108,768,009.20

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Solution

The fourth proportional to 449,170,185.20, 673,755,277.80 and 108,768,009.20 is: 163,152,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,170,185.20 : 673,755,277.80 = 108,768,009.20 : x
  2. Step 2: Convert to fraction form
    449,170,185.20/673,755,277.80 = 108,768,009.20/x
  3. Step 3: Cross multiply
    449,170,185.20x = 673,755,277.80 × 108,768,009.20
  4. Step 4: Simplify right side
    449,170,185.20x = 73,283,020,254,298,960
  5. Step 5: Solve for x
    x = 73,283,020,254,298,960/449,170,185.20
  6. Step 6: Final answer
    x = 163,152,013.80

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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.