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Finding the Fourth Proportional to 336,992,729.60, 473,150,310.40 and 336,992,729.60

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Solution

The fourth proportional to 336,992,729.60, 473,150,310.40 and 336,992,729.60 is: 473,150,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,992,729.60 : 473,150,310.40 = 336,992,729.60 : x
  2. Step 2: Convert to fraction form
    336,992,729.60/473,150,310.40 = 336,992,729.60/x
  3. Step 3: Cross multiply
    336,992,729.60x = 473,150,310.40 × 336,992,729.60
  4. Step 4: Simplify right side
    336,992,729.60x = 159,448,214,612,783,264
  5. Step 5: Solve for x
    x = 159,448,214,612,783,264/336,992,729.60
  6. Step 6: Final answer
    x = 473,150,310.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.