Home / 140,114,754.77-210,192,189.68-43,078,609.07

Finding the Fourth Proportional to 140,114,754.77, 210,192,189.68 and 43,078,609.07

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Solution

The fourth proportional to 140,114,754.77, 210,192,189.68 and 43,078,609.07 is: 64,624,080.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,114,754.77 : 210,192,189.68 = 43,078,609.07 : x
  2. Step 2: Convert to fraction form
    140,114,754.77/210,192,189.68 = 43,078,609.07/x
  3. Step 3: Cross multiply
    140,114,754.77x = 210,192,189.68 × 43,078,609.07
  4. Step 4: Simplify right side
    140,114,754.77x = 9,054,787,167,525,654
  5. Step 5: Solve for x
    x = 9,054,787,167,525,654/140,114,754.77
  6. Step 6: Final answer
    x = 64,624,080.33

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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.