Home / 298,191,473.92-411,499,320.72-174,453,113.44

Finding the Fourth Proportional to 298,191,473.92, 411,499,320.72 and 174,453,113.44

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Solution

The fourth proportional to 298,191,473.92, 411,499,320.72 and 174,453,113.44 is: 240,742,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,191,473.92 : 411,499,320.72 = 174,453,113.44 : x
  2. Step 2: Convert to fraction form
    298,191,473.92/411,499,320.72 = 174,453,113.44/x
  3. Step 3: Cross multiply
    298,191,473.92x = 411,499,320.72 × 174,453,113.44
  4. Step 4: Simplify right side
    298,191,473.92x = 71,787,337,678,049,104
  5. Step 5: Solve for x
    x = 71,787,337,678,049,104/298,191,473.92
  6. Step 6: Final answer
    x = 240,742,422.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.