Home / 162,484,721.72-224,228,915.97-92,871,597.30

Finding the Fourth Proportional to 162,484,721.72, 224,228,915.97 and 92,871,597.30

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Solution

The fourth proportional to 162,484,721.72, 224,228,915.97 and 92,871,597.30 is: 128,162,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,484,721.72 : 224,228,915.97 = 92,871,597.30 : x
  2. Step 2: Convert to fraction form
    162,484,721.72/224,228,915.97 = 92,871,597.30/x
  3. Step 3: Cross multiply
    162,484,721.72x = 224,228,915.97 × 92,871,597.30
  4. Step 4: Simplify right side
    162,484,721.72x = 20,824,497,586,981,380
  5. Step 5: Solve for x
    x = 20,824,497,586,981,380/162,484,721.72
  6. Step 6: Final answer
    x = 128,162,804.28

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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.