Home / 133,553,172,658.40-200,329,758,987.60-45,221,301,166.40

Finding the Fourth Proportional to 133,553,172,658.40, 200,329,758,987.60 and 45,221,301,166.40

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Solution

The fourth proportional to 133,553,172,658.40, 200,329,758,987.60 and 45,221,301,166.40 is: 67,831,951,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,553,172,658.40 : 200,329,758,987.60 = 45,221,301,166.40 : x
  2. Step 2: Convert to fraction form
    133,553,172,658.40/200,329,758,987.60 = 45,221,301,166.40/x
  3. Step 3: Cross multiply
    133,553,172,658.40x = 200,329,758,987.60 × 45,221,301,166.40
  4. Step 4: Simplify right side
    133,553,172,658.40x = 9,059,172,363,770,587,512,832
  5. Step 5: Solve for x
    x = 9,059,172,363,770,587,512,832/133,553,172,658.40
  6. Step 6: Final answer
    x = 67,831,951,749.60

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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.