Home / 193,910,244.23-290,843,880.32-69,407,900.42

Finding the Fourth Proportional to 193,910,244.23, 290,843,880.32 and 69,407,900.42

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Solution

The fourth proportional to 193,910,244.23, 290,843,880.32 and 69,407,900.42 is: 104,104,159.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,910,244.23 : 290,843,880.32 = 69,407,900.42 : x
  2. Step 2: Convert to fraction form
    193,910,244.23/290,843,880.32 = 69,407,900.42/x
  3. Step 3: Cross multiply
    193,910,244.23x = 290,843,880.32 × 69,407,900.42
  4. Step 4: Simplify right side
    193,910,244.23x = 20,186,863,081,215,700
  5. Step 5: Solve for x
    x = 20,186,863,081,215,700/193,910,244.23
  6. Step 6: Final answer
    x = 104,104,159.95

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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.