Home / 297,816,139.80-446,724,209.70-144,761,131.80

Finding the Fourth Proportional to 297,816,139.80, 446,724,209.70 and 144,761,131.80

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Solution

The fourth proportional to 297,816,139.80, 446,724,209.70 and 144,761,131.80 is: 217,141,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,816,139.80 : 446,724,209.70 = 144,761,131.80 : x
  2. Step 2: Convert to fraction form
    297,816,139.80/446,724,209.70 = 144,761,131.80/x
  3. Step 3: Cross multiply
    297,816,139.80x = 446,724,209.70 × 144,761,131.80
  4. Step 4: Simplify right side
    297,816,139.80x = 64,668,302,198,632,544
  5. Step 5: Solve for x
    x = 64,668,302,198,632,544/297,816,139.80
  6. Step 6: Final answer
    x = 217,141,697.70

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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.