Home / 844,081,139.21-1,164,838,811.43-467,744,013.22

Finding the Fourth Proportional to 844,081,139.21, 1,164,838,811.43 and 467,744,013.22

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Solution

The fourth proportional to 844,081,139.21, 1,164,838,811.43 and 467,744,013.22 is: 645,490,528.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,081,139.21 : 1,164,838,811.43 = 467,744,013.22 : x
  2. Step 2: Convert to fraction form
    844,081,139.21/1,164,838,811.43 = 467,744,013.22/x
  3. Step 3: Cross multiply
    844,081,139.21x = 1,164,838,811.43 × 467,744,013.22
  4. Step 4: Simplify right side
    844,081,139.21x = 544,846,380,412,683,072
  5. Step 5: Solve for x
    x = 544,846,380,412,683,072/844,081,139.21
  6. Step 6: Final answer
    x = 645,490,528.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.