Home / 1,347,208,564.20-2,020,812,846.30-657,558,234.60

Finding the Fourth Proportional to 1,347,208,564.20, 2,020,812,846.30 and 657,558,234.60

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Solution

The fourth proportional to 1,347,208,564.20, 2,020,812,846.30 and 657,558,234.60 is: 986,337,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,208,564.20 : 2,020,812,846.30 = 657,558,234.60 : x
  2. Step 2: Convert to fraction form
    1,347,208,564.20/2,020,812,846.30 = 657,558,234.60/x
  3. Step 3: Cross multiply
    1,347,208,564.20x = 2,020,812,846.30 × 657,558,234.60
  4. Step 4: Simplify right side
    1,347,208,564.20x = 1,328,802,127,670,029,056
  5. Step 5: Solve for x
    x = 1,328,802,127,670,029,056/1,347,208,564.20
  6. Step 6: Final answer
    x = 986,337,351.90

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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.