Home / 401,301,682.80-601,952,524.20-340,079,679.60

Finding the Fourth Proportional to 401,301,682.80, 601,952,524.20 and 340,079,679.60

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Solution

The fourth proportional to 401,301,682.80, 601,952,524.20 and 340,079,679.60 is: 510,119,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,301,682.80 : 601,952,524.20 = 340,079,679.60 : x
  2. Step 2: Convert to fraction form
    401,301,682.80/601,952,524.20 = 340,079,679.60/x
  3. Step 3: Cross multiply
    401,301,682.80x = 601,952,524.20 × 340,079,679.60
  4. Step 4: Simplify right side
    401,301,682.80x = 204,711,821,564,347,264
  5. Step 5: Solve for x
    x = 204,711,821,564,347,264/401,301,682.80
  6. Step 6: Final answer
    x = 510,119,519.40

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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.