Home / 133,022,148.90-199,599,578.55-75,558,545.70

Finding the Fourth Proportional to 133,022,148.90, 199,599,578.55 and 75,558,545.70

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Solution

The fourth proportional to 133,022,148.90, 199,599,578.55 and 75,558,545.70 is: 113,375,509.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,022,148.90 : 199,599,578.55 = 75,558,545.70 : x
  2. Step 2: Convert to fraction form
    133,022,148.90/199,599,578.55 = 75,558,545.70/x
  3. Step 3: Cross multiply
    133,022,148.90x = 199,599,578.55 × 75,558,545.70
  4. Step 4: Simplify right side
    133,022,148.90x = 15,081,453,877,570,916
  5. Step 5: Solve for x
    x = 15,081,453,877,570,916/133,022,148.90
  6. Step 6: Final answer
    x = 113,375,509.28

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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.