Home / 275,159,264.81-412,920,500.57-145,857,676.60

Finding the Fourth Proportional to 275,159,264.81, 412,920,500.57 and 145,857,676.60

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Solution

The fourth proportional to 275,159,264.81, 412,920,500.57 and 145,857,676.60 is: 218,882,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,159,264.81 : 412,920,500.57 = 145,857,676.60 : x
  2. Step 2: Convert to fraction form
    275,159,264.81/412,920,500.57 = 145,857,676.60/x
  3. Step 3: Cross multiply
    275,159,264.81x = 412,920,500.57 × 145,857,676.60
  4. Step 4: Simplify right side
    275,159,264.81x = 60,227,624,833,649,176
  5. Step 5: Solve for x
    x = 60,227,624,833,649,176/275,159,264.81
  6. Step 6: Final answer
    x = 218,882,780.03

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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.