Home / 133,230,012.52-183,801,118.24-89,191,199.96

Finding the Fourth Proportional to 133,230,012.52, 183,801,118.24 and 89,191,199.96

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Solution

The fourth proportional to 133,230,012.52, 183,801,118.24 and 89,191,199.96 is: 123,046,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,230,012.52 : 183,801,118.24 = 89,191,199.96 : x
  2. Step 2: Convert to fraction form
    133,230,012.52/183,801,118.24 = 89,191,199.96/x
  3. Step 3: Cross multiply
    133,230,012.52x = 183,801,118.24 × 89,191,199.96
  4. Step 4: Simplify right side
    133,230,012.52x = 16,393,442,289,815,442
  5. Step 5: Solve for x
    x = 16,393,442,289,815,442/133,230,012.52
  6. Step 6: Final answer
    x = 123,046,166.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.