Home / 655,128,544.30-982,692,816.45-605,243,949.10

Finding the Fourth Proportional to 655,128,544.30, 982,692,816.45 and 605,243,949.10

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Solution

The fourth proportional to 655,128,544.30, 982,692,816.45 and 605,243,949.10 is: 907,865,923.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,128,544.30 : 982,692,816.45 = 605,243,949.10 : x
  2. Step 2: Convert to fraction form
    655,128,544.30/982,692,816.45 = 605,243,949.10/x
  3. Step 3: Cross multiply
    655,128,544.30x = 982,692,816.45 × 605,243,949.10
  4. Step 4: Simplify right side
    655,128,544.30x = 594,768,880,980,399,488
  5. Step 5: Solve for x
    x = 594,768,880,980,399,488/655,128,544.30
  6. Step 6: Final answer
    x = 907,865,923.65

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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.