Home / 275,683,780.05-380,443,695.53-150,236,011.17

Finding the Fourth Proportional to 275,683,780.05, 380,443,695.53 and 150,236,011.17

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Solution

The fourth proportional to 275,683,780.05, 380,443,695.53 and 150,236,011.17 is: 207,325,738.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,683,780.05 : 380,443,695.53 = 150,236,011.17 : x
  2. Step 2: Convert to fraction form
    275,683,780.05/380,443,695.53 = 150,236,011.17/x
  3. Step 3: Cross multiply
    275,683,780.05x = 380,443,695.53 × 150,236,011.17
  4. Step 4: Simplify right side
    275,683,780.05x = 57,156,343,289,298,936
  5. Step 5: Solve for x
    x = 57,156,343,289,298,936/275,683,780.05
  6. Step 6: Final answer
    x = 207,325,738.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.