Home / 1,107,387,621.40-1,661,081,432.10-1,060,209,074.20

Finding the Fourth Proportional to 1,107,387,621.40, 1,661,081,432.10 and 1,060,209,074.20

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Solution

The fourth proportional to 1,107,387,621.40, 1,661,081,432.10 and 1,060,209,074.20 is: 1,590,313,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,387,621.40 : 1,661,081,432.10 = 1,060,209,074.20 : x
  2. Step 2: Convert to fraction form
    1,107,387,621.40/1,661,081,432.10 = 1,060,209,074.20/x
  3. Step 3: Cross multiply
    1,107,387,621.40x = 1,661,081,432.10 × 1,060,209,074.20
  4. Step 4: Simplify right side
    1,107,387,621.40x = 1,761,093,607,297,551,104
  5. Step 5: Solve for x
    x = 1,761,093,607,297,551,104/1,107,387,621.40
  6. Step 6: Final answer
    x = 1,590,313,611.30

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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.