Home / 526,538,230.20-789,807,345.30-254,440,438.20

Finding the Fourth Proportional to 526,538,230.20, 789,807,345.30 and 254,440,438.20

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Solution

The fourth proportional to 526,538,230.20, 789,807,345.30 and 254,440,438.20 is: 381,660,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,538,230.20 : 789,807,345.30 = 254,440,438.20 : x
  2. Step 2: Convert to fraction form
    526,538,230.20/789,807,345.30 = 254,440,438.20/x
  3. Step 3: Cross multiply
    526,538,230.20x = 789,807,345.30 × 254,440,438.20
  4. Step 4: Simplify right side
    526,538,230.20x = 200,958,927,031,710,688
  5. Step 5: Solve for x
    x = 200,958,927,031,710,688/526,538,230.20
  6. Step 6: Final answer
    x = 381,660,657.30

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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.