Home / 447,039,526.80-670,508,210.50-119,540,579.04

Finding the Fourth Proportional to 447,039,526.80, 670,508,210.50 and 119,540,579.04

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Solution

The fourth proportional to 447,039,526.80, 670,508,210.50 and 119,540,579.04 is: 179,297,209.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,039,526.80 : 670,508,210.50 = 119,540,579.04 : x
  2. Step 2: Convert to fraction form
    447,039,526.80/670,508,210.50 = 119,540,579.04/x
  3. Step 3: Cross multiply
    447,039,526.80x = 670,508,210.50 × 119,540,579.04
  4. Step 4: Simplify right side
    447,039,526.80x = 80,152,939,733,945,360
  5. Step 5: Solve for x
    x = 80,152,939,733,945,360/447,039,526.80
  6. Step 6: Final answer
    x = 179,297,209.59

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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.