Home / 468,022,091.20-702,033,136.80-331,973,195.20

Finding the Fourth Proportional to 468,022,091.20, 702,033,136.80 and 331,973,195.20

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Solution

The fourth proportional to 468,022,091.20, 702,033,136.80 and 331,973,195.20 is: 497,959,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,022,091.20 : 702,033,136.80 = 331,973,195.20 : x
  2. Step 2: Convert to fraction form
    468,022,091.20/702,033,136.80 = 331,973,195.20/x
  3. Step 3: Cross multiply
    468,022,091.20x = 702,033,136.80 × 331,973,195.20
  4. Step 4: Simplify right side
    468,022,091.20x = 233,056,183,559,774,688
  5. Step 5: Solve for x
    x = 233,056,183,559,774,688/468,022,091.20
  6. Step 6: Final answer
    x = 497,959,792.80

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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.