Home / 133,456,234.80-200,184,352.20-42,589,009.20

Finding the Fourth Proportional to 133,456,234.80, 200,184,352.20 and 42,589,009.20

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Solution

The fourth proportional to 133,456,234.80, 200,184,352.20 and 42,589,009.20 is: 63,883,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,456,234.80 : 200,184,352.20 = 42,589,009.20 : x
  2. Step 2: Convert to fraction form
    133,456,234.80/200,184,352.20 = 42,589,009.20/x
  3. Step 3: Cross multiply
    133,456,234.80x = 200,184,352.20 × 42,589,009.20
  4. Step 4: Simplify right side
    133,456,234.80x = 8,525,653,217,541,840
  5. Step 5: Solve for x
    x = 8,525,653,217,541,840/133,456,234.80
  6. Step 6: Final answer
    x = 63,883,513.80

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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.