Home / 188,621,055.20-260,297,068.17-104,987,385.40

Finding the Fourth Proportional to 188,621,055.20, 260,297,068.17 and 104,987,385.40

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Solution

The fourth proportional to 188,621,055.20, 260,297,068.17 and 104,987,385.40 is: 144,882,598.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,621,055.20 : 260,297,068.17 = 104,987,385.40 : x
  2. Step 2: Convert to fraction form
    188,621,055.20/260,297,068.17 = 104,987,385.40/x
  3. Step 3: Cross multiply
    188,621,055.20x = 260,297,068.17 × 104,987,385.40
  4. Step 4: Simplify right side
    188,621,055.20x = 27,327,908,614,453,864
  5. Step 5: Solve for x
    x = 27,327,908,614,453,864/188,621,055.20
  6. Step 6: Final answer
    x = 144,882,598.53

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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.