Home / 201,702,488.80-302,553,733.20-200,190,834.40

Finding the Fourth Proportional to 201,702,488.80, 302,553,733.20 and 200,190,834.40

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Solution

The fourth proportional to 201,702,488.80, 302,553,733.20 and 200,190,834.40 is: 300,286,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,702,488.80 : 302,553,733.20 = 200,190,834.40 : x
  2. Step 2: Convert to fraction form
    201,702,488.80/302,553,733.20 = 200,190,834.40/x
  3. Step 3: Cross multiply
    201,702,488.80x = 302,553,733.20 × 200,190,834.40
  4. Step 4: Simplify right side
    201,702,488.80x = 60,568,484,300,142,984
  5. Step 5: Solve for x
    x = 60,568,484,300,142,984/201,702,488.80
  6. Step 6: Final answer
    x = 300,286,251.60

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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.