Home / 548,017,849.35-755,533,046.34-435,361,130.91

Finding the Fourth Proportional to 548,017,849.35, 755,533,046.34 and 435,361,130.91

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Solution

The fourth proportional to 548,017,849.35, 755,533,046.34 and 435,361,130.91 is: 600,217,167.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,017,849.35 : 755,533,046.34 = 435,361,130.91 : x
  2. Step 2: Convert to fraction form
    548,017,849.35/755,533,046.34 = 435,361,130.91/x
  3. Step 3: Cross multiply
    548,017,849.35x = 755,533,046.34 × 435,361,130.91
  4. Step 4: Simplify right side
    548,017,849.35x = 328,929,721,494,459,840
  5. Step 5: Solve for x
    x = 328,929,721,494,459,840/548,017,849.35
  6. Step 6: Final answer
    x = 600,217,167.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.