Home / 295,369,101.60-443,452,561.20-172,673,152.80

Finding the Fourth Proportional to 295,369,101.60, 443,452,561.20 and 172,673,152.80

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Solution

The fourth proportional to 295,369,101.60, 443,452,561.20 and 172,673,152.80 is: 259,242,931.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,369,101.60 : 443,452,561.20 = 172,673,152.80 : x
  2. Step 2: Convert to fraction form
    295,369,101.60/443,452,561.20 = 172,673,152.80/x
  3. Step 3: Cross multiply
    295,369,101.60x = 443,452,561.20 × 172,673,152.80
  4. Step 4: Simplify right side
    295,369,101.60x = 76,572,351,859,638,960
  5. Step 5: Solve for x
    x = 76,572,351,859,638,960/295,369,101.60
  6. Step 6: Final answer
    x = 259,242,931.79

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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.