Home / 797,417,622.90-1,196,350,383.15-388,487,114.10

Finding the Fourth Proportional to 797,417,622.90, 1,196,350,383.15 and 388,487,114.10

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Solution

The fourth proportional to 797,417,622.90, 1,196,350,383.15 and 388,487,114.10 is: 582,839,774.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,417,622.90 : 1,196,350,383.15 = 388,487,114.10 : x
  2. Step 2: Convert to fraction form
    797,417,622.90/1,196,350,383.15 = 388,487,114.10/x
  3. Step 3: Cross multiply
    797,417,622.90x = 1,196,350,383.15 × 388,487,114.10
  4. Step 4: Simplify right side
    797,417,622.90x = 464,766,707,802,372,864
  5. Step 5: Solve for x
    x = 464,766,707,802,372,864/797,417,622.90
  6. Step 6: Final answer
    x = 582,839,774.86

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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.