Home / 12,517,224,523.70-18,778,740,965.30-4,122,828,912.32

Finding the Fourth Proportional to 12,517,224,523.70, 18,778,740,965.30 and 4,122,828,912.32

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Solution

The fourth proportional to 12,517,224,523.70, 18,778,740,965.30 and 4,122,828,912.32 is: 6,185,199,925.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,517,224,523.70 : 18,778,740,965.30 = 4,122,828,912.32 : x
  2. Step 2: Convert to fraction form
    12,517,224,523.70/18,778,740,965.30 = 4,122,828,912.32/x
  3. Step 3: Cross multiply
    12,517,224,523.70x = 18,778,740,965.30 × 4,122,828,912.32
  4. Step 4: Simplify right side
    12,517,224,523.70x = 77,421,536,188,706,832,384
  5. Step 5: Solve for x
    x = 77,421,536,188,706,832,384/12,517,224,523.70
  6. Step 6: Final answer
    x = 6,185,199,925.28

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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.