Home / 295,170,846.40-442,945,226.40-172,348,926.40

Finding the Fourth Proportional to 295,170,846.40, 442,945,226.40 and 172,348,926.40

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Solution

The fourth proportional to 295,170,846.40, 442,945,226.40 and 172,348,926.40 is: 258,633,720.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,170,846.40 : 442,945,226.40 = 172,348,926.40 : x
  2. Step 2: Convert to fraction form
    295,170,846.40/442,945,226.40 = 172,348,926.40/x
  3. Step 3: Cross multiply
    295,170,846.40x = 442,945,226.40 × 172,348,926.40
  4. Step 4: Simplify right side
    295,170,846.40x = 76,341,134,224,044,928
  5. Step 5: Solve for x
    x = 76,341,134,224,044,928/295,170,846.40
  6. Step 6: Final answer
    x = 258,633,720.62

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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.