Home / 133,487,404.80-200,231,107.20-42,613,958.40

Finding the Fourth Proportional to 133,487,404.80, 200,231,107.20 and 42,613,958.40

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Solution

The fourth proportional to 133,487,404.80, 200,231,107.20 and 42,613,958.40 is: 63,920,937.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,487,404.80 : 200,231,107.20 = 42,613,958.40 : x
  2. Step 2: Convert to fraction form
    133,487,404.80/200,231,107.20 = 42,613,958.40/x
  3. Step 3: Cross multiply
    133,487,404.80x = 200,231,107.20 × 42,613,958.40
  4. Step 4: Simplify right side
    133,487,404.80x = 8,532,640,072,606,740
  5. Step 5: Solve for x
    x = 8,532,640,072,606,740/133,487,404.80
  6. Step 6: Final answer
    x = 63,920,937.60

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1.5x scale

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.