Home / 228,376,450.29-315,158,706.72-123,954,521.34

Finding the Fourth Proportional to 228,376,450.29, 315,158,706.72 and 123,954,521.34

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Solution

The fourth proportional to 228,376,450.29, 315,158,706.72 and 123,954,521.34 is: 171,056,808.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,376,450.29 : 315,158,706.72 = 123,954,521.34 : x
  2. Step 2: Convert to fraction form
    228,376,450.29/315,158,706.72 = 123,954,521.34/x
  3. Step 3: Cross multiply
    228,376,450.29x = 315,158,706.72 × 123,954,521.34
  4. Step 4: Simplify right side
    228,376,450.29x = 39,065,346,637,611,048
  5. Step 5: Solve for x
    x = 39,065,346,637,611,048/228,376,450.29
  6. Step 6: Final answer
    x = 171,056,808.13

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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.