Home / 102,270,157.08-153,405,809.10-34,112,661.72

Finding the Fourth Proportional to 102,270,157.08, 153,405,809.10 and 34,112,661.72

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Solution

The fourth proportional to 102,270,157.08, 153,405,809.10 and 34,112,661.72 is: 51,169,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,270,157.08 : 153,405,809.10 = 34,112,661.72 : x
  2. Step 2: Convert to fraction form
    102,270,157.08/153,405,809.10 = 34,112,661.72/x
  3. Step 3: Cross multiply
    102,270,157.08x = 153,405,809.10 × 34,112,661.72
  4. Step 4: Simplify right side
    102,270,157.08x = 5,233,080,471,711,197
  5. Step 5: Solve for x
    x = 5,233,080,471,711,197/102,270,157.08
  6. Step 6: Final answer
    x = 51,169,183.87

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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.