Home / 340,608,911.10-510,913,366.65-197,281,679.10

Finding the Fourth Proportional to 340,608,911.10, 510,913,366.65 and 197,281,679.10

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Solution

The fourth proportional to 340,608,911.10, 510,913,366.65 and 197,281,679.10 is: 295,922,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,608,911.10 : 510,913,366.65 = 197,281,679.10 : x
  2. Step 2: Convert to fraction form
    340,608,911.10/510,913,366.65 = 197,281,679.10/x
  3. Step 3: Cross multiply
    340,608,911.10x = 510,913,366.65 × 197,281,679.10
  4. Step 4: Simplify right side
    340,608,911.10x = 100,793,846,847,345,936
  5. Step 5: Solve for x
    x = 100,793,846,847,345,936/340,608,911.10
  6. Step 6: Final answer
    x = 295,922,518.65

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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.