Home / 283,695,009.80-425,542,514.70-186,760,171.40

Finding the Fourth Proportional to 283,695,009.80, 425,542,514.70 and 186,760,171.40

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Solution

The fourth proportional to 283,695,009.80, 425,542,514.70 and 186,760,171.40 is: 280,140,257.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,695,009.80 : 425,542,514.70 = 186,760,171.40 : x
  2. Step 2: Convert to fraction form
    283,695,009.80/425,542,514.70 = 186,760,171.40/x
  3. Step 3: Cross multiply
    283,695,009.80x = 425,542,514.70 × 186,760,171.40
  4. Step 4: Simplify right side
    283,695,009.80x = 79,474,392,983,359,024
  5. Step 5: Solve for x
    x = 79,474,392,983,359,024/283,695,009.80
  6. Step 6: Final answer
    x = 280,140,257.10

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1.5x scale

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.