Home / 260,755,827.90-391,133,741.85-231,278,567.10

Finding the Fourth Proportional to 260,755,827.90, 391,133,741.85 and 231,278,567.10

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Solution

The fourth proportional to 260,755,827.90, 391,133,741.85 and 231,278,567.10 is: 346,917,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,755,827.90 : 391,133,741.85 = 231,278,567.10 : x
  2. Step 2: Convert to fraction form
    260,755,827.90/391,133,741.85 = 231,278,567.10/x
  3. Step 3: Cross multiply
    260,755,827.90x = 391,133,741.85 × 231,278,567.10
  4. Step 4: Simplify right side
    260,755,827.90x = 90,460,851,359,529,312
  5. Step 5: Solve for x
    x = 90,460,851,359,529,312/260,755,827.90
  6. Step 6: Final answer
    x = 346,917,850.65

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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.