Home / 654,082,002.70-981,123,004.05-508,963,180.30

Finding the Fourth Proportional to 654,082,002.70, 981,123,004.05 and 508,963,180.30

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Solution

The fourth proportional to 654,082,002.70, 981,123,004.05 and 508,963,180.30 is: 763,444,770.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,082,002.70 : 981,123,004.05 = 508,963,180.30 : x
  2. Step 2: Convert to fraction form
    654,082,002.70/981,123,004.05 = 508,963,180.30/x
  3. Step 3: Cross multiply
    654,082,002.70x = 981,123,004.05 × 508,963,180.30
  4. Step 4: Simplify right side
    654,082,002.70x = 499,355,484,406,777,792
  5. Step 5: Solve for x
    x = 499,355,484,406,777,792/654,082,002.70
  6. Step 6: Final answer
    x = 763,444,770.45

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Similar ratio
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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.