Home / 119,232,006.80-178,848,010.20-82,952,301.20

Finding the Fourth Proportional to 119,232,006.80, 178,848,010.20 and 82,952,301.20

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Solution

The fourth proportional to 119,232,006.80, 178,848,010.20 and 82,952,301.20 is: 124,428,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,232,006.80 : 178,848,010.20 = 82,952,301.20 : x
  2. Step 2: Convert to fraction form
    119,232,006.80/178,848,010.20 = 82,952,301.20/x
  3. Step 3: Cross multiply
    119,232,006.80x = 178,848,010.20 × 82,952,301.20
  4. Step 4: Simplify right side
    119,232,006.80x = 14,835,854,011,131,072
  5. Step 5: Solve for x
    x = 14,835,854,011,131,072/119,232,006.80
  6. Step 6: Final answer
    x = 124,428,451.80

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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.