Home / 284,501,907.90-427,071,726.45-220,091,258.70

Finding the Fourth Proportional to 284,501,907.90, 427,071,726.45 and 220,091,258.70

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Solution

The fourth proportional to 284,501,907.90, 427,071,726.45 and 220,091,258.70 is: 330,383,562.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,501,907.90 : 427,071,726.45 = 220,091,258.70 : x
  2. Step 2: Convert to fraction form
    284,501,907.90/427,071,726.45 = 220,091,258.70/x
  3. Step 3: Cross multiply
    284,501,907.90x = 427,071,726.45 × 220,091,258.70
  4. Step 4: Simplify right side
    284,501,907.90x = 93,994,753,829,562,576
  5. Step 5: Solve for x
    x = 93,994,753,829,562,576/284,501,907.90
  6. Step 6: Final answer
    x = 330,383,562.36

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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.