Home / 568,044,106,082.96-783,901,289,017.32-307,623,836,783.12

Finding the Fourth Proportional to 568,044,106,082.96, 783,901,289,017.32 and 307,623,836,783.12

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Solution

The fourth proportional to 568,044,106,082.96, 783,901,289,017.32 and 307,623,836,783.12 is: 424,521,123,631.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,044,106,082.96 : 783,901,289,017.32 = 307,623,836,783.12 : x
  2. Step 2: Convert to fraction form
    568,044,106,082.96/783,901,289,017.32 = 307,623,836,783.12/x
  3. Step 3: Cross multiply
    568,044,106,082.96x = 783,901,289,017.32 × 307,623,836,783.12
  4. Step 4: Simplify right side
    568,044,106,082.96x = 241,146,722,186,741,394,964,480
  5. Step 5: Solve for x
    x = 241,146,722,186,741,394,964,480/568,044,106,082.96
  6. Step 6: Final answer
    x = 424,521,123,631.77

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Double scale
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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.