Home / 124,468,181.70-186,702,272.55-67,072,553.70

Finding the Fourth Proportional to 124,468,181.70, 186,702,272.55 and 67,072,553.70

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Solution

The fourth proportional to 124,468,181.70, 186,702,272.55 and 67,072,553.70 is: 100,608,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,468,181.70 : 186,702,272.55 = 67,072,553.70 : x
  2. Step 2: Convert to fraction form
    124,468,181.70/186,702,272.55 = 67,072,553.70/x
  3. Step 3: Cross multiply
    124,468,181.70x = 186,702,272.55 × 67,072,553.70
  4. Step 4: Simplify right side
    124,468,181.70x = 12,522,598,201,521,912
  5. Step 5: Solve for x
    x = 12,522,598,201,521,912/124,468,181.70
  6. Step 6: Final answer
    x = 100,608,830.55

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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.