Home / 655,128,538.05-982,692,807.08-605,243,942.85

Finding the Fourth Proportional to 655,128,538.05, 982,692,807.08 and 605,243,942.85

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Solution

The fourth proportional to 655,128,538.05, 982,692,807.08 and 605,243,942.85 is: 907,865,914.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,128,538.05 : 982,692,807.08 = 605,243,942.85 : x
  2. Step 2: Convert to fraction form
    655,128,538.05/982,692,807.08 = 605,243,942.85/x
  3. Step 3: Cross multiply
    655,128,538.05x = 982,692,807.08 × 605,243,942.85
  4. Step 4: Simplify right side
    655,128,538.05x = 594,768,869,164,407,424
  5. Step 5: Solve for x
    x = 594,768,869,164,407,424/655,128,538.05
  6. Step 6: Final answer
    x = 907,865,914.28

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Double scale
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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.