Home / 746,256,616.20-1,029,837,710.88-411,729,119.64

Finding the Fourth Proportional to 746,256,616.20, 1,029,837,710.88 and 411,729,119.64

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Solution

The fourth proportional to 746,256,616.20, 1,029,837,710.88 and 411,729,119.64 is: 568,188,160.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,256,616.20 : 1,029,837,710.88 = 411,729,119.64 : x
  2. Step 2: Convert to fraction form
    746,256,616.20/1,029,837,710.88 = 411,729,119.64/x
  3. Step 3: Cross multiply
    746,256,616.20x = 1,029,837,710.88 × 411,729,119.64
  4. Step 4: Simplify right side
    746,256,616.20x = 424,014,174,072,695,232
  5. Step 5: Solve for x
    x = 424,014,174,072,695,232/746,256,616.20
  6. Step 6: Final answer
    x = 568,188,160.57

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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.