Home / 655,128,524.55-982,692,786.83-605,243,929.35

Finding the Fourth Proportional to 655,128,524.55, 982,692,786.83 and 605,243,929.35

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Solution

The fourth proportional to 655,128,524.55, 982,692,786.83 and 605,243,929.35 is: 907,865,894.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,128,524.55 : 982,692,786.83 = 605,243,929.35 : x
  2. Step 2: Convert to fraction form
    655,128,524.55/982,692,786.83 = 605,243,929.35/x
  3. Step 3: Cross multiply
    655,128,524.55x = 982,692,786.83 × 605,243,929.35
  4. Step 4: Simplify right side
    655,128,524.55x = 594,768,843,644,891,136
  5. Step 5: Solve for x
    x = 594,768,843,644,891,136/655,128,524.55
  6. Step 6: Final answer
    x = 907,865,894.03

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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.