Home / 682,372,001.20-1,021,542,462.60-452,600,532.40

Finding the Fourth Proportional to 682,372,001.20, 1,021,542,462.60 and 452,600,532.40

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Solution

The fourth proportional to 682,372,001.20, 1,021,542,462.60 and 452,600,532.40 is: 677,563,941.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,372,001.20 : 1,021,542,462.60 = 452,600,532.40 : x
  2. Step 2: Convert to fraction form
    682,372,001.20/1,021,542,462.60 = 452,600,532.40/x
  3. Step 3: Cross multiply
    682,372,001.20x = 1,021,542,462.60 × 452,600,532.40
  4. Step 4: Simplify right side
    682,372,001.20x = 462,350,662,441,967,104
  5. Step 5: Solve for x
    x = 462,350,662,441,967,104/682,372,001.20
  6. Step 6: Final answer
    x = 677,563,941.12

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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.