Home / 526,539,430.20-789,809,145.30-254,441,638.20

Finding the Fourth Proportional to 526,539,430.20, 789,809,145.30 and 254,441,638.20

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Solution

The fourth proportional to 526,539,430.20, 789,809,145.30 and 254,441,638.20 is: 381,662,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,539,430.20 : 789,809,145.30 = 254,441,638.20 : x
  2. Step 2: Convert to fraction form
    526,539,430.20/789,809,145.30 = 254,441,638.20/x
  3. Step 3: Cross multiply
    526,539,430.20x = 789,809,145.30 × 254,441,638.20
  4. Step 4: Simplify right side
    526,539,430.20x = 200,960,332,795,473,824
  5. Step 5: Solve for x
    x = 200,960,332,795,473,824/526,539,430.20
  6. Step 6: Final answer
    x = 381,662,457.30

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Double scale
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Similar ratio
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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.