Home / 227,142,029.40-340,713,044.10-145,512,691.80

Finding the Fourth Proportional to 227,142,029.40, 340,713,044.10 and 145,512,691.80

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Solution

The fourth proportional to 227,142,029.40, 340,713,044.10 and 145,512,691.80 is: 218,269,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,142,029.40 : 340,713,044.10 = 145,512,691.80 : x
  2. Step 2: Convert to fraction form
    227,142,029.40/340,713,044.10 = 145,512,691.80/x
  3. Step 3: Cross multiply
    227,142,029.40x = 340,713,044.10 × 145,512,691.80
  4. Step 4: Simplify right side
    227,142,029.40x = 49,578,072,178,363,112
  5. Step 5: Solve for x
    x = 49,578,072,178,363,112/227,142,029.40
  6. Step 6: Final answer
    x = 218,269,037.70

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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.