Home / 201,356,455.80-302,261,742.90-133,332,007.80

Finding the Fourth Proportional to 201,356,455.80, 302,261,742.90 and 133,332,007.80

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Solution

The fourth proportional to 201,356,455.80, 302,261,742.90 and 133,332,007.80 is: 200,148,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,356,455.80 : 302,261,742.90 = 133,332,007.80 : x
  2. Step 2: Convert to fraction form
    201,356,455.80/302,261,742.90 = 133,332,007.80/x
  3. Step 3: Cross multiply
    201,356,455.80x = 302,261,742.90 × 133,332,007.80
  4. Step 4: Simplify right side
    201,356,455.80x = 40,301,165,061,984,392
  5. Step 5: Solve for x
    x = 40,301,165,061,984,392/201,356,455.80
  6. Step 6: Final answer
    x = 200,148,363.27

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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.