Home / 442,888,404.60-664,332,606.90-115,363,284.60

Finding the Fourth Proportional to 442,888,404.60, 664,332,606.90 and 115,363,284.60

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Solution

The fourth proportional to 442,888,404.60, 664,332,606.90 and 115,363,284.60 is: 173,044,926.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,888,404.60 : 664,332,606.90 = 115,363,284.60 : x
  2. Step 2: Convert to fraction form
    442,888,404.60/664,332,606.90 = 115,363,284.60/x
  3. Step 3: Cross multiply
    442,888,404.60x = 664,332,606.90 × 115,363,284.60
  4. Step 4: Simplify right side
    442,888,404.60x = 76,639,591,598,864,624
  5. Step 5: Solve for x
    x = 76,639,591,598,864,624/442,888,404.60
  6. Step 6: Final answer
    x = 173,044,926.90

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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.