Home / 79,594,062.40-119,332,111.20-53,971,124.80

Finding the Fourth Proportional to 79,594,062.40, 119,332,111.20 and 53,971,124.80

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Solution

The fourth proportional to 79,594,062.40, 119,332,111.20 and 53,971,124.80 is: 80,916,692.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,594,062.40 : 119,332,111.20 = 53,971,124.80 : x
  2. Step 2: Convert to fraction form
    79,594,062.40/119,332,111.20 = 53,971,124.80/x
  3. Step 3: Cross multiply
    79,594,062.40x = 119,332,111.20 × 53,971,124.80
  4. Step 4: Simplify right side
    79,594,062.40x = 6,440,488,266,222,678
  5. Step 5: Solve for x
    x = 6,440,488,266,222,678/79,594,062.40
  6. Step 6: Final answer
    x = 80,916,692.43

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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.