Home / 455,330,543-683,014,710.26-132,214,415

Finding the Fourth Proportional to 455,330,543, 683,014,710.26 and 132,214,415

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Solution

The fourth proportional to 455,330,543, 683,014,710.26 and 132,214,415 is: 198,327,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,330,543 : 683,014,710.26 = 132,214,415 : x
  2. Step 2: Convert to fraction form
    455,330,543/683,014,710.26 = 132,214,415/x
  3. Step 3: Cross multiply
    455,330,543x = 683,014,710.26 × 132,214,415
  4. Step 4: Simplify right side
    455,330,543x = 90,304,390,353,420,400
  5. Step 5: Solve for x
    x = 90,304,390,353,420,400/455,330,543
  6. Step 6: Final answer
    x = 198,327,109.27

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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.