Home / 340,608,912.10-510,913,368.15-197,281,680.10

Finding the Fourth Proportional to 340,608,912.10, 510,913,368.15 and 197,281,680.10

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Solution

The fourth proportional to 340,608,912.10, 510,913,368.15 and 197,281,680.10 is: 295,922,520.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,608,912.10 : 510,913,368.15 = 197,281,680.10 : x
  2. Step 2: Convert to fraction form
    340,608,912.10/510,913,368.15 = 197,281,680.10/x
  3. Step 3: Cross multiply
    340,608,912.10x = 510,913,368.15 × 197,281,680.10
  4. Step 4: Simplify right side
    340,608,912.10x = 100,793,847,654,181,824
  5. Step 5: Solve for x
    x = 100,793,847,654,181,824/340,608,912.10
  6. Step 6: Final answer
    x = 295,922,520.15

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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.