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Finding the Fourth Proportional to 395,604,000.60, 593,406,000.90 and 108,389,664.60

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Solution

The fourth proportional to 395,604,000.60, 593,406,000.90 and 108,389,664.60 is: 162,584,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,604,000.60 : 593,406,000.90 = 108,389,664.60 : x
  2. Step 2: Convert to fraction form
    395,604,000.60/593,406,000.90 = 108,389,664.60/x
  3. Step 3: Cross multiply
    395,604,000.60x = 593,406,000.90 × 108,389,664.60
  4. Step 4: Simplify right side
    395,604,000.60x = 64,319,077,409,178,296
  5. Step 5: Solve for x
    x = 64,319,077,409,178,296/395,604,000.60
  6. Step 6: Final answer
    x = 162,584,496.90

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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.