Home / 528,056,755.40-792,085,133.10-482,669,798.60

Finding the Fourth Proportional to 528,056,755.40, 792,085,133.10 and 482,669,798.60

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Solution

The fourth proportional to 528,056,755.40, 792,085,133.10 and 482,669,798.60 is: 724,004,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,056,755.40 : 792,085,133.10 = 482,669,798.60 : x
  2. Step 2: Convert to fraction form
    528,056,755.40/792,085,133.10 = 482,669,798.60/x
  3. Step 3: Cross multiply
    528,056,755.40x = 792,085,133.10 × 482,669,798.60
  4. Step 4: Simplify right side
    528,056,755.40x = 382,315,571,667,431,232
  5. Step 5: Solve for x
    x = 382,315,571,667,431,232/528,056,755.40
  6. Step 6: Final answer
    x = 724,004,697.90

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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.