Home / 133,450,873.99-200,206,495.18-72,038,714.55

Finding the Fourth Proportional to 133,450,873.99, 200,206,495.18 and 72,038,714.55

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Solution

The fourth proportional to 133,450,873.99, 200,206,495.18 and 72,038,714.55 is: 108,074,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,450,873.99 : 200,206,495.18 = 72,038,714.55 : x
  2. Step 2: Convert to fraction form
    133,450,873.99/200,206,495.18 = 72,038,714.55/x
  3. Step 3: Cross multiply
    133,450,873.99x = 200,206,495.18 × 72,038,714.55
  4. Step 4: Simplify right side
    133,450,873.99x = 14,422,618,556,261,666
  5. Step 5: Solve for x
    x = 14,422,618,556,261,666/133,450,873.99
  6. Step 6: Final answer
    x = 108,074,365.68

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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.