Home / 352,056,073.20-528,084,109.80-320,311,330.80

Finding the Fourth Proportional to 352,056,073.20, 528,084,109.80 and 320,311,330.80

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Solution

The fourth proportional to 352,056,073.20, 528,084,109.80 and 320,311,330.80 is: 480,466,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,056,073.20 : 528,084,109.80 = 320,311,330.80 : x
  2. Step 2: Convert to fraction form
    352,056,073.20/528,084,109.80 = 320,311,330.80/x
  3. Step 3: Cross multiply
    352,056,073.20x = 528,084,109.80 × 320,311,330.80
  4. Step 4: Simplify right side
    352,056,073.20x = 169,151,323,984,371,328
  5. Step 5: Solve for x
    x = 169,151,323,984,371,328/352,056,073.20
  6. Step 6: Final answer
    x = 480,466,996.20

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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.