Home / 424,816,338.05-586,168,722.79-236,639,949.01

Finding the Fourth Proportional to 424,816,338.05, 586,168,722.79 and 236,639,949.01

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Solution

The fourth proportional to 424,816,338.05, 586,168,722.79 and 236,639,949.01 is: 326,519,778.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,816,338.05 : 586,168,722.79 = 236,639,949.01 : x
  2. Step 2: Convert to fraction form
    424,816,338.05/586,168,722.79 = 236,639,949.01/x
  3. Step 3: Cross multiply
    424,816,338.05x = 586,168,722.79 × 236,639,949.01
  4. Step 4: Simplify right side
    424,816,338.05x = 138,710,936,675,002,896
  5. Step 5: Solve for x
    x = 138,710,936,675,002,896/424,816,338.05
  6. Step 6: Final answer
    x = 326,519,778.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.