Home / 79,826,133.80-119,739,200.70-49,593,045.80

Finding the Fourth Proportional to 79,826,133.80, 119,739,200.70 and 49,593,045.80

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Solution

The fourth proportional to 79,826,133.80, 119,739,200.70 and 49,593,045.80 is: 74,389,568.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,826,133.80 : 119,739,200.70 = 49,593,045.80 : x
  2. Step 2: Convert to fraction form
    79,826,133.80/119,739,200.70 = 49,593,045.80/x
  3. Step 3: Cross multiply
    79,826,133.80x = 119,739,200.70 × 49,593,045.80
  4. Step 4: Simplify right side
    79,826,133.80x = 5,938,231,664,370,492
  5. Step 5: Solve for x
    x = 5,938,231,664,370,492/79,826,133.80
  6. Step 6: Final answer
    x = 74,389,568.70

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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.