Home / 217,451,884.34-300,083,644.80-119,666,740.34

Finding the Fourth Proportional to 217,451,884.34, 300,083,644.80 and 119,666,740.34

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Solution

The fourth proportional to 217,451,884.34, 300,083,644.80 and 119,666,740.34 is: 165,140,126.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,451,884.34 : 300,083,644.80 = 119,666,740.34 : x
  2. Step 2: Convert to fraction form
    217,451,884.34/300,083,644.80 = 119,666,740.34/x
  3. Step 3: Cross multiply
    217,451,884.34x = 300,083,644.80 × 119,666,740.34
  4. Step 4: Simplify right side
    217,451,884.34x = 35,910,031,603,312,604
  5. Step 5: Solve for x
    x = 35,910,031,603,312,604/217,451,884.34
  6. Step 6: Final answer
    x = 165,140,126.11

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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.