Home / 1,013,394,409.04-1,520,320,828.78-547,045,824.06

Finding the Fourth Proportional to 1,013,394,409.04, 1,520,320,828.78 and 547,045,824.06

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Solution

The fourth proportional to 1,013,394,409.04, 1,520,320,828.78 and 547,045,824.06 is: 820,692,469.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,394,409.04 : 1,520,320,828.78 = 547,045,824.06 : x
  2. Step 2: Convert to fraction form
    1,013,394,409.04/1,520,320,828.78 = 547,045,824.06/x
  3. Step 3: Cross multiply
    1,013,394,409.04x = 1,520,320,828.78 × 547,045,824.06
  4. Step 4: Simplify right side
    1,013,394,409.04x = 831,685,160,609,291,136
  5. Step 5: Solve for x
    x = 831,685,160,609,291,136/1,013,394,409.04
  6. Step 6: Final answer
    x = 820,692,469.97

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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.