Home / 526,538,415.45-789,807,623.18-254,440,623.45

Finding the Fourth Proportional to 526,538,415.45, 789,807,623.18 and 254,440,623.45

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Solution

The fourth proportional to 526,538,415.45, 789,807,623.18 and 254,440,623.45 is: 381,660,935.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,538,415.45 : 789,807,623.18 = 254,440,623.45 : x
  2. Step 2: Convert to fraction form
    526,538,415.45/789,807,623.18 = 254,440,623.45/x
  3. Step 3: Cross multiply
    526,538,415.45x = 789,807,623.18 × 254,440,623.45
  4. Step 4: Simplify right side
    526,538,415.45x = 200,959,144,046,209,632
  5. Step 5: Solve for x
    x = 200,959,144,046,209,632/526,538,415.45
  6. Step 6: Final answer
    x = 381,660,935.18

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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.