Home / 843,756,676.32-1,164,371,560.56-467,412,072.96

Finding the Fourth Proportional to 843,756,676.32, 1,164,371,560.56 and 467,412,072.96

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Solution

The fourth proportional to 843,756,676.32, 1,164,371,560.56 and 467,412,072.96 is: 645,021,651.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,756,676.32 : 1,164,371,560.56 = 467,412,072.96 : x
  2. Step 2: Convert to fraction form
    843,756,676.32/1,164,371,560.56 = 467,412,072.96/x
  3. Step 3: Cross multiply
    843,756,676.32x = 1,164,371,560.56 × 467,412,072.96
  4. Step 4: Simplify right side
    843,756,676.32x = 544,241,324,817,019,712
  5. Step 5: Solve for x
    x = 544,241,324,817,019,712/843,756,676.32
  6. Step 6: Final answer
    x = 645,021,651.49

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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.