Home / 141,960,621.40-212,940,932.10-51,072,400.60

Finding the Fourth Proportional to 141,960,621.40, 212,940,932.10 and 51,072,400.60

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Solution

The fourth proportional to 141,960,621.40, 212,940,932.10 and 51,072,400.60 is: 76,608,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,960,621.40 : 212,940,932.10 = 51,072,400.60 : x
  2. Step 2: Convert to fraction form
    141,960,621.40/212,940,932.10 = 51,072,400.60/x
  3. Step 3: Cross multiply
    141,960,621.40x = 212,940,932.10 × 51,072,400.60
  4. Step 4: Simplify right side
    141,960,621.40x = 10,875,404,588,348,600
  5. Step 5: Solve for x
    x = 10,875,404,588,348,600/141,960,621.40
  6. Step 6: Final answer
    x = 76,608,600.90

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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.