Home / 133,458,043.80-200,261,715.30-56,768,021.40

Finding the Fourth Proportional to 133,458,043.80, 200,261,715.30 and 56,768,021.40

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Solution

The fourth proportional to 133,458,043.80, 200,261,715.30 and 56,768,021.40 is: 85,183,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,458,043.80 : 200,261,715.30 = 56,768,021.40 : x
  2. Step 2: Convert to fraction form
    133,458,043.80/200,261,715.30 = 56,768,021.40/x
  3. Step 3: Cross multiply
    133,458,043.80x = 200,261,715.30 × 56,768,021.40
  4. Step 4: Simplify right side
    133,458,043.80x = 11,368,461,339,751,108
  5. Step 5: Solve for x
    x = 11,368,461,339,751,108/133,458,043.80
  6. Step 6: Final answer
    x = 85,183,785.23

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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.