Home / 6,331,984,668.40-9,499,436,136.15-2,191,428,175.81

Finding the Fourth Proportional to 6,331,984,668.40, 9,499,436,136.15 and 2,191,428,175.81

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Solution

The fourth proportional to 6,331,984,668.40, 9,499,436,136.15 and 2,191,428,175.81 is: 3,287,647,253.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331,984,668.40 : 9,499,436,136.15 = 2,191,428,175.81 : x
  2. Step 2: Convert to fraction form
    6,331,984,668.40/9,499,436,136.15 = 2,191,428,175.81/x
  3. Step 3: Cross multiply
    6,331,984,668.40x = 9,499,436,136.15 × 2,191,428,175.81
  4. Step 4: Simplify right side
    6,331,984,668.40x = 20,817,332,003,066,789,888
  5. Step 5: Solve for x
    x = 20,817,332,003,066,789,888/6,331,984,668.40
  6. Step 6: Final answer
    x = 3,287,647,253.31

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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.