Home / 186,132,145.80-279,198,218.70-170,007,832.20

Finding the Fourth Proportional to 186,132,145.80, 279,198,218.70 and 170,007,832.20

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Solution

The fourth proportional to 186,132,145.80, 279,198,218.70 and 170,007,832.20 is: 255,011,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,132,145.80 : 279,198,218.70 = 170,007,832.20 : x
  2. Step 2: Convert to fraction form
    186,132,145.80/279,198,218.70 = 170,007,832.20/x
  3. Step 3: Cross multiply
    186,132,145.80x = 279,198,218.70 × 170,007,832.20
  4. Step 4: Simplify right side
    186,132,145.80x = 47,465,883,915,288,496
  5. Step 5: Solve for x
    x = 47,465,883,915,288,496/186,132,145.80
  6. Step 6: Final answer
    x = 255,011,748.30

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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.