Home / 742,203,827.86-1,024,213,220.67-412,200,224.50

Finding the Fourth Proportional to 742,203,827.86, 1,024,213,220.67 and 412,200,224.50

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Solution

The fourth proportional to 742,203,827.86, 1,024,213,220.67 and 412,200,224.50 is: 568,820,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,203,827.86 : 1,024,213,220.67 = 412,200,224.50 : x
  2. Step 2: Convert to fraction form
    742,203,827.86/1,024,213,220.67 = 412,200,224.50/x
  3. Step 3: Cross multiply
    742,203,827.86x = 1,024,213,220.67 × 412,200,224.50
  4. Step 4: Simplify right side
    742,203,827.86x = 422,180,919,496,042,048
  5. Step 5: Solve for x
    x = 422,180,919,496,042,048/742,203,827.86
  6. Step 6: Final answer
    x = 568,820,725.05

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1.5x scale

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.