Home / 119,297,407.61-178,944,310.72-53,672,202.98

Finding the Fourth Proportional to 119,297,407.61, 178,944,310.72 and 53,672,202.98

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Solution

The fourth proportional to 119,297,407.61, 178,944,310.72 and 53,672,202.98 is: 80,507,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,297,407.61 : 178,944,310.72 = 53,672,202.98 : x
  2. Step 2: Convert to fraction form
    119,297,407.61/178,944,310.72 = 53,672,202.98/x
  3. Step 3: Cross multiply
    119,297,407.61x = 178,944,310.72 × 53,672,202.98
  4. Step 4: Simplify right side
    119,297,407.61x = 9,604,335,366,671,666
  5. Step 5: Solve for x
    x = 9,604,335,366,671,666/119,297,407.61
  6. Step 6: Final answer
    x = 80,507,494.33

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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.