Home / 133,056,141.10-199,584,211.65-42,179,584.30

Finding the Fourth Proportional to 133,056,141.10, 199,584,211.65 and 42,179,584.30

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Solution

The fourth proportional to 133,056,141.10, 199,584,211.65 and 42,179,584.30 is: 63,269,376.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,056,141.10 : 199,584,211.65 = 42,179,584.30 : x
  2. Step 2: Convert to fraction form
    133,056,141.10/199,584,211.65 = 42,179,584.30/x
  3. Step 3: Cross multiply
    133,056,141.10x = 199,584,211.65 × 42,179,584.30
  4. Step 4: Simplify right side
    133,056,141.10x = 8,418,379,080,240,217
  5. Step 5: Solve for x
    x = 8,418,379,080,240,217/133,056,141.10
  6. Step 6: Final answer
    x = 63,269,376.45

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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.