Home / 2,665,934,661.55-3,999,166,052.07-985,660,712.17

Finding the Fourth Proportional to 2,665,934,661.55, 3,999,166,052.07 and 985,660,712.17

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Solution

The fourth proportional to 2,665,934,661.55, 3,999,166,052.07 and 985,660,712.17 is: 1,478,588,697.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,934,661.55 : 3,999,166,052.07 = 985,660,712.17 : x
  2. Step 2: Convert to fraction form
    2,665,934,661.55/3,999,166,052.07 = 985,660,712.17/x
  3. Step 3: Cross multiply
    2,665,934,661.55x = 3,999,166,052.07 × 985,660,712.17
  4. Step 4: Simplify right side
    2,665,934,661.55x = 3,941,820,858,960,489,984
  5. Step 5: Solve for x
    x = 3,941,820,858,960,489,984/2,665,934,661.55
  6. Step 6: Final answer
    x = 1,478,588,697.55

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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.