Home / 827,420,605.40-1,241,130,908.10-366,869,898.20

Finding the Fourth Proportional to 827,420,605.40, 1,241,130,908.10 and 366,869,898.20

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Solution

The fourth proportional to 827,420,605.40, 1,241,130,908.10 and 366,869,898.20 is: 550,304,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,420,605.40 : 1,241,130,908.10 = 366,869,898.20 : x
  2. Step 2: Convert to fraction form
    827,420,605.40/1,241,130,908.10 = 366,869,898.20/x
  3. Step 3: Cross multiply
    827,420,605.40x = 1,241,130,908.10 × 366,869,898.20
  4. Step 4: Simplify right side
    827,420,605.40x = 455,333,569,907,520,512
  5. Step 5: Solve for x
    x = 455,333,569,907,520,512/827,420,605.40
  6. Step 6: Final answer
    x = 550,304,847.30

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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.