Home / 27,301,988,472.72-40,952,982,709.11-7,672,683,696.72

Finding the Fourth Proportional to 27,301,988,472.72, 40,952,982,709.11 and 7,672,683,696.72

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Solution

The fourth proportional to 27,301,988,472.72, 40,952,982,709.11 and 7,672,683,696.72 is: 11,509,025,545.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,301,988,472.72 : 40,952,982,709.11 = 7,672,683,696.72 : x
  2. Step 2: Convert to fraction form
    27,301,988,472.72/40,952,982,709.11 = 7,672,683,696.72/x
  3. Step 3: Cross multiply
    27,301,988,472.72x = 40,952,982,709.11 × 7,672,683,696.72
  4. Step 4: Simplify right side
    27,301,988,472.72x = 314,219,282,764,244,385,792
  5. Step 5: Solve for x
    x = 314,219,282,764,244,385,792/27,301,988,472.72
  6. Step 6: Final answer
    x = 11,509,025,545.09

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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.