Home / 79,826,176.80-119,739,265.20-49,593,088.80

Finding the Fourth Proportional to 79,826,176.80, 119,739,265.20 and 49,593,088.80

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Solution

The fourth proportional to 79,826,176.80, 119,739,265.20 and 49,593,088.80 is: 74,389,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,826,176.80 : 119,739,265.20 = 49,593,088.80 : x
  2. Step 2: Convert to fraction form
    79,826,176.80/119,739,265.20 = 49,593,088.80/x
  3. Step 3: Cross multiply
    79,826,176.80x = 119,739,265.20 × 49,593,088.80
  4. Step 4: Simplify right side
    79,826,176.80x = 5,938,240,011,910,350
  5. Step 5: Solve for x
    x = 5,938,240,011,910,350/79,826,176.80
  6. Step 6: Final answer
    x = 74,389,633.20

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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.