Home / 372,542,592.51-514,085,613.26-205,269,492.95

Finding the Fourth Proportional to 372,542,592.51, 514,085,613.26 and 205,269,492.95

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Solution

The fourth proportional to 372,542,592.51, 514,085,613.26 and 205,269,492.95 is: 283,259,136.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,542,592.51 : 514,085,613.26 = 205,269,492.95 : x
  2. Step 2: Convert to fraction form
    372,542,592.51/514,085,613.26 = 205,269,492.95/x
  3. Step 3: Cross multiply
    372,542,592.51x = 514,085,613.26 × 205,269,492.95
  4. Step 4: Simplify right side
    372,542,592.51x = 105,526,093,168,566,000
  5. Step 5: Solve for x
    x = 105,526,093,168,566,000/372,542,592.51
  6. Step 6: Final answer
    x = 283,259,136.78

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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.