Home / 199,288,860.60-298,980,530.10-102,259,543.80

Finding the Fourth Proportional to 199,288,860.60, 298,980,530.10 and 102,259,543.80

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Solution

The fourth proportional to 199,288,860.60, 298,980,530.10 and 102,259,543.80 is: 153,413,555.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,288,860.60 : 298,980,530.10 = 102,259,543.80 : x
  2. Step 2: Convert to fraction form
    199,288,860.60/298,980,530.10 = 102,259,543.80/x
  3. Step 3: Cross multiply
    199,288,860.60x = 298,980,530.10 × 102,259,543.80
  4. Step 4: Simplify right side
    199,288,860.60x = 30,573,612,613,108,168
  5. Step 5: Solve for x
    x = 30,573,612,613,108,168/199,288,860.60
  6. Step 6: Final answer
    x = 153,413,555.18

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.