Home / 528,486,431.56-792,831,735.32-200,936,476.96

Finding the Fourth Proportional to 528,486,431.56, 792,831,735.32 and 200,936,476.96

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Solution

The fourth proportional to 528,486,431.56, 792,831,735.32 and 200,936,476.96 is: 301,443,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,486,431.56 : 792,831,735.32 = 200,936,476.96 : x
  2. Step 2: Convert to fraction form
    528,486,431.56/792,831,735.32 = 200,936,476.96/x
  3. Step 3: Cross multiply
    528,486,431.56x = 792,831,735.32 × 200,936,476.96
  4. Step 4: Simplify right side
    528,486,431.56x = 159,308,815,717,284,000
  5. Step 5: Solve for x
    x = 159,308,815,717,284,000/528,486,431.56
  6. Step 6: Final answer
    x = 301,443,530.44

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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.