Home / 861,927,735,590.85-1,292,892,847,715.20-351,986,502,675.83

Finding the Fourth Proportional to 861,927,735,590.85, 1,292,892,847,715.20 and 351,986,502,675.83

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Solution

The fourth proportional to 861,927,735,590.85, 1,292,892,847,715.20 and 351,986,502,675.83 is: 527,980,262,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,927,735,590.85 : 1,292,892,847,715.20 = 351,986,502,675.83 : x
  2. Step 2: Convert to fraction form
    861,927,735,590.85/1,292,892,847,715.20 = 351,986,502,675.83/x
  3. Step 3: Cross multiply
    861,927,735,590.85x = 1,292,892,847,715.20 × 351,986,502,675.83
  4. Step 4: Simplify right side
    861,927,735,590.85x = 455,080,831,801,867,743,789,056
  5. Step 5: Solve for x
    x = 455,080,831,801,867,743,789,056/861,927,735,590.85
  6. Step 6: Final answer
    x = 527,980,262,161.90

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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.