Home / 1,092,175,847.27-1,638,084,409.52-470,223,635.84

Finding the Fourth Proportional to 1,092,175,847.27, 1,638,084,409.52 and 470,223,635.84

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Solution

The fourth proportional to 1,092,175,847.27, 1,638,084,409.52 and 470,223,635.84 is: 705,258,231.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,175,847.27 : 1,638,084,409.52 = 470,223,635.84 : x
  2. Step 2: Convert to fraction form
    1,092,175,847.27/1,638,084,409.52 = 470,223,635.84/x
  3. Step 3: Cross multiply
    1,092,175,847.27x = 1,638,084,409.52 × 470,223,635.84
  4. Step 4: Simplify right side
    1,092,175,847.27x = 770,266,006,849,123,456
  5. Step 5: Solve for x
    x = 770,266,006,849,123,456/1,092,175,847.27
  6. Step 6: Final answer
    x = 705,258,231.79

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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.