Home / 547,456,051.08-821,010,472.56-178,907,622.48

Finding the Fourth Proportional to 547,456,051.08, 821,010,472.56 and 178,907,622.48

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Solution

The fourth proportional to 547,456,051.08, 821,010,472.56 and 178,907,622.48 is: 268,304,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,456,051.08 : 821,010,472.56 = 178,907,622.48 : x
  2. Step 2: Convert to fraction form
    547,456,051.08/821,010,472.56 = 178,907,622.48/x
  3. Step 3: Cross multiply
    547,456,051.08x = 821,010,472.56 × 178,907,622.48
  4. Step 4: Simplify right side
    547,456,051.08x = 146,885,031,676,890,848
  5. Step 5: Solve for x
    x = 146,885,031,676,890,848/547,456,051.08
  6. Step 6: Final answer
    x = 268,304,700.24

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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.