Home / 146,505,526.98-219,470,967.88-84,965,397.30

Finding the Fourth Proportional to 146,505,526.98, 219,470,967.88 and 84,965,397.30

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Solution

The fourth proportional to 146,505,526.98, 219,470,967.88 and 84,965,397.30 is: 127,281,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,505,526.98 : 219,470,967.88 = 84,965,397.30 : x
  2. Step 2: Convert to fraction form
    146,505,526.98/219,470,967.88 = 84,965,397.30/x
  3. Step 3: Cross multiply
    146,505,526.98x = 219,470,967.88 × 84,965,397.30
  4. Step 4: Simplify right side
    146,505,526.98x = 18,647,437,981,739,736
  5. Step 5: Solve for x
    x = 18,647,437,981,739,736/146,505,526.98
  6. Step 6: Final answer
    x = 127,281,464.16

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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.