Home / 79,488,051.20-119,236,013.40-41,224,299.20

Finding the Fourth Proportional to 79,488,051.20, 119,236,013.40 and 41,224,299.20

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Solution

The fourth proportional to 79,488,051.20, 119,236,013.40 and 41,224,299.20 is: 61,838,490.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,488,051.20 : 119,236,013.40 = 41,224,299.20 : x
  2. Step 2: Convert to fraction form
    79,488,051.20/119,236,013.40 = 41,224,299.20/x
  3. Step 3: Cross multiply
    79,488,051.20x = 119,236,013.40 × 41,224,299.20
  4. Step 4: Simplify right side
    79,488,051.20x = 4,915,421,091,816,810
  5. Step 5: Solve for x
    x = 4,915,421,091,816,810/79,488,051.20
  6. Step 6: Final answer
    x = 61,838,490.41

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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.