Home / 1,416,054,953.15-2,123,720,116.13-419,843,033.24

Finding the Fourth Proportional to 1,416,054,953.15, 2,123,720,116.13 and 419,843,033.24

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Solution

The fourth proportional to 1,416,054,953.15, 2,123,720,116.13 and 419,843,033.24 is: 629,657,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,054,953.15 : 2,123,720,116.13 = 419,843,033.24 : x
  2. Step 2: Convert to fraction form
    1,416,054,953.15/2,123,720,116.13 = 419,843,033.24/x
  3. Step 3: Cross multiply
    1,416,054,953.15x = 2,123,720,116.13 × 419,843,033.24
  4. Step 4: Simplify right side
    1,416,054,953.15x = 891,629,095,315,183,104
  5. Step 5: Solve for x
    x = 891,629,095,315,183,104/1,416,054,953.15
  6. Step 6: Final answer
    x = 629,657,128.30

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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.