Home / 79,783,956.80-119,377,336.80-52,910,100.80

Finding the Fourth Proportional to 79,783,956.80, 119,377,336.80 and 52,910,100.80

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Solution

The fourth proportional to 79,783,956.80, 119,377,336.80 and 52,910,100.80 is: 79,167,130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,783,956.80 : 119,377,336.80 = 52,910,100.80 : x
  2. Step 2: Convert to fraction form
    79,783,956.80/119,377,336.80 = 52,910,100.80/x
  3. Step 3: Cross multiply
    79,783,956.80x = 119,377,336.80 × 52,910,100.80
  4. Step 4: Simplify right side
    79,783,956.80x = 6,316,266,923,323,549
  5. Step 5: Solve for x
    x = 6,316,266,923,323,549/79,783,956.80
  6. Step 6: Final answer
    x = 79,167,130.54

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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.