Home / 528,486,432.56-792,831,736.82-200,936,477.96

Finding the Fourth Proportional to 528,486,432.56, 792,831,736.82 and 200,936,477.96

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Solution

The fourth proportional to 528,486,432.56, 792,831,736.82 and 200,936,477.96 is: 301,443,531.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,486,432.56 : 792,831,736.82 = 200,936,477.96 : x
  2. Step 2: Convert to fraction form
    528,486,432.56/792,831,736.82 = 200,936,477.96/x
  3. Step 3: Cross multiply
    528,486,432.56x = 792,831,736.82 × 200,936,477.96
  4. Step 4: Simplify right side
    528,486,432.56x = 159,308,816,811,520,480
  5. Step 5: Solve for x
    x = 159,308,816,811,520,480/528,486,432.56
  6. Step 6: Final answer
    x = 301,443,531.94

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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.